205994020

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{46187}}^1$

素因数の和:46419

約数の個数: 24

約数和(自身を含む): 434536704

約数和(自身を除く): 228542684

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 46187, 92374, 184748, 230935, 461870, 923740, 10299701, 20599402, 41198804, 51498505, 102997010, 205994020]

約数ペア:

[(1, 205994020), (2, 102997010), (4, 51498505), (5, 41198804), (10, 20599402), (20, 10299701), (223, 923740), (446, 461870), (892, 230935), (1115, 184748), (2230, 92374), (4460, 46187)]