20176329340

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1459937}}^1$

素因数の和:1460637

約数の個数: 24

約数和(自身を含む): 42431638032

約数和(自身を除く): 22255308692

約数列:

[1, 2, 4, 5, 10, 20, 691, 1382, 2764, 3455, 6910, 13820, 1459937, 2919874, 5839748, 7299685, 14599370, 29198740, 1008816467, 2017632934, 4035265868, 5044082335, 10088164670, 20176329340]

約数ペア:

[(1, 20176329340), (2, 10088164670), (4, 5044082335), (5, 4035265868), (10, 2017632934), (20, 1008816467), (691, 29198740), (1382, 14599370), (2764, 7299685), (3455, 5839748), (6910, 2919874), (13820, 1459937)]