156491260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{190843}}^1$

素因数の和:190893

約数の個数: 24

約数和(自身を含む): 336648816

約数和(自身を除く): 180157556

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 190843, 381686, 763372, 954215, 1908430, 3816860, 7824563, 15649126, 31298252, 39122815, 78245630, 156491260]

約数ペア:

[(1, 156491260), (2, 78245630), (4, 39122815), (5, 31298252), (10, 15649126), (20, 7824563), (41, 3816860), (82, 1908430), (164, 954215), (205, 763372), (410, 381686), (820, 190843)]