72860540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{117517}}^1$

素因数の和:117557

約数の個数: 24

約数和(自身を含む): 157944192

約数和(自身を除く): 85083652

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 117517, 235034, 470068, 587585, 1175170, 2350340, 3643027, 7286054, 14572108, 18215135, 36430270, 72860540]

約数ペア:

[(1, 72860540), (2, 36430270), (4, 18215135), (5, 14572108), (10, 7286054), (20, 3643027), (31, 2350340), (62, 1175170), (124, 587585), (155, 470068), (310, 235034), (620, 117517)]