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| 40: | 2 | 2 | 2 | 5 | |||
| 540: | 2 | 2 | 3 | 3 | 3 | 5 | |
| GCF: | 2 | 2 | 5 |
The Greates Common Factor (GCF) is: 2 x 2 x 5 = 20
| Greatest Common Factor (GCF) of 212 and 77 | | Greatest Common Factor (GCF) of 178 and 173 | | Greatest Common Factor (GCF) of 1080 and 672 | | Greatest Common Factor (GCF) of 54 and 50000 | | Greatest Common Factor (GCF) of 66 and 178 | | Greatest Common Factor (GCF) of 375 and 594 | | Greatest Common Factor (GCF) of 429 and 75 | | Greatest Common Factor (GCF) of 645 and 946 | | Greatest Common Factor (GCF) of 999 and 54 | | Greatest Common Factor (GCF) of 1812 and 8 | | Greatest Common Factor (GCF) of 3210 and 27 | | Greatest Common Factor (GCF) of 24 and 1729 | | Greatest Common Factor (GCF) of 285 and 45 | | Greatest Common Factor (GCF) of 27 and 530 | | Greatest Common Factor (GCF) of 14640 and 2000 | | Greatest Common Factor (GCF) of 900 and 125 | | Greatest Common Factor (GCF) of 13 and 315 | | Greatest Common Factor (GCF) of 83 and 315 | | Greatest Common Factor (GCF) of 2142 and 3680 | | Greatest Common Factor (GCF) of 566 and 1155 | | Greatest Common Factor (GCF) of 6615 and 20 | | Greatest Common Factor (GCF) of 455 and 66432 | | Greatest Common Factor (GCF) of 197 and 43740 | | Greatest Common Factor (GCF) of 72 and 270725 | | Greatest Common Factor (GCF) of 12000 and 6000 | | Greatest Common Factor (GCF) of 30 and 310 | | Greatest Common Factor (GCF) of 79 and 225 | | Greatest Common Factor (GCF) of 237 and 675 | | Greatest Common Factor (GCF) of 1136 and 3072 | | Greatest Common Factor (GCF) of 1624 and 196 | | Greatest Common Factor (GCF) of 1085 and 961 | | Greatest Common Factor (GCF) of 1274 and 91 |