202952020

素因数分解:

$2^2\times 5^1\times {\mathrm{2311}}^1\times {\mathrm{4391}}^1$

素因数の和:6711

約数の個数: 24

約数和(自身を含む): 426480768

約数和(自身を除く): 223528748

約数列:

[1, 2, 4, 5, 10, 20, 2311, 4391, 4622, 8782, 9244, 11555, 17564, 21955, 23110, 43910, 46220, 87820, 10147601, 20295202, 40590404, 50738005, 101476010, 202952020]

約数ペア:

[(1, 202952020), (2, 101476010), (4, 50738005), (5, 40590404), (10, 20295202), (20, 10147601), (2311, 87820), (4391, 46220), (4622, 43910), (8782, 23110), (9244, 21955), (11555, 17564)]