31345630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^3\times {\mathrm{457}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 59686560

約数和(自身を除く): 28340930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 457, 722, 914, 1805, 2285, 3610, 4570, 6859, 8683, 13718, 17366, 34295, 43415, 68590, 86830, 164977, 329954, 824885, 1649770, 3134563, 6269126, 15672815, 31345630]

約数ペア:

[(1, 31345630), (2, 15672815), (5, 6269126), (10, 3134563), (19, 1649770), (38, 824885), (95, 329954), (190, 164977), (361, 86830), (457, 68590), (722, 43415), (914, 34295), (1805, 17366), (2285, 13718), (3610, 8683), (4570, 6859)]