31589980

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{12437}}^1$

素因数の和:12573

約数の個数: 24

約数和(自身を含む): 66866688

約数和(自身を除く): 35276708

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 12437, 24874, 49748, 62185, 124370, 248740, 1579499, 3158998, 6317996, 7897495, 15794990, 31589980]

約数ペア:

[(1, 31589980), (2, 15794990), (4, 7897495), (5, 6317996), (10, 3158998), (20, 1579499), (127, 248740), (254, 124370), (508, 62185), (635, 49748), (1270, 24874), (2540, 12437)]