39908570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{8297}}^1$

素因数の和:8354

約数の個数: 32

約数和(自身を含む): 79461648

約数和(自身を除く): 39553078

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 8297, 16594, 41485, 82970, 107861, 215722, 306989, 539305, 613978, 1078610, 1534945, 3069890, 3990857, 7981714, 19954285, 39908570]

約数ペア:

[(1, 39908570), (2, 19954285), (5, 7981714), (10, 3990857), (13, 3069890), (26, 1534945), (37, 1078610), (65, 613978), (74, 539305), (130, 306989), (185, 215722), (370, 107861), (481, 82970), (962, 41485), (2405, 16594), (4810, 8297)]