20025580360

素因数分解:

$2^3\times 5^1\times {\mathrm{43207}}^1\times {\mathrm{11587}}^1$

素因数の和:54805

約数の個数: 32

約数和(自身を含む): 45062487360

約数和(自身を除く): 25036907000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 11587, 23174, 43207, 46348, 57935, 86414, 92696, 115870, 172828, 216035, 231740, 345656, 432070, 463480, 864140, 1728280, 500639509, 1001279018, 2002558036, 2503197545, 4005116072, 5006395090, 10012790180, 20025580360]

約数ペア:

[(1, 20025580360), (2, 10012790180), (4, 5006395090), (5, 4005116072), (8, 2503197545), (10, 2002558036), (20, 1001279018), (40, 500639509), (11587, 1728280), (23174, 864140), (43207, 463480), (46348, 432070), (57935, 345656), (86414, 231740), (92696, 216035), (115870, 172828)]