57564820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{70201}}^1$

素因数の和:70251

約数の個数: 24

約数和(自身を含む): 123836328

約数和(自身を除く): 66271508

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 70201, 140402, 280804, 351005, 702010, 1404020, 2878241, 5756482, 11512964, 14391205, 28782410, 57564820]

約数ペア:

[(1, 57564820), (2, 28782410), (4, 14391205), (5, 11512964), (10, 5756482), (20, 2878241), (41, 1404020), (82, 702010), (164, 351005), (205, 280804), (410, 140402), (820, 70201)]