57122020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{69661}}^1$

素因数の和:69711

約数の個数: 24

約数和(自身を含む): 122883768

約数和(自身を除く): 65761748

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 69661, 139322, 278644, 348305, 696610, 1393220, 2856101, 5712202, 11424404, 14280505, 28561010, 57122020]

約数ペア:

[(1, 57122020), (2, 28561010), (4, 14280505), (5, 11424404), (10, 5712202), (20, 2856101), (41, 1393220), (82, 696610), (164, 348305), (205, 278644), (410, 139322), (820, 69661)]