72711140

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{6367}}^1$

素因数の和:6947

約数の個数: 24

約数和(自身を含む): 152984832

約数和(自身を除く): 80273692

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 6367, 11420, 12734, 25468, 31835, 63670, 127340, 3635557, 7271114, 14542228, 18177785, 36355570, 72711140]

約数ペア:

[(1, 72711140), (2, 36355570), (4, 18177785), (5, 14542228), (10, 7271114), (20, 3635557), (571, 127340), (1142, 63670), (2284, 31835), (2855, 25468), (5710, 12734), (6367, 11420)]