225616360

素因数分解:

$2^3\times 5^1\times {\mathrm{5640409}}^1$

素因数の和:5640420

約数の個数: 16

約数和(自身を含む): 507636900

約数和(自身を除く): 282020540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5640409, 11280818, 22561636, 28202045, 45123272, 56404090, 112808180, 225616360]

約数ペア:

[(1, 225616360), (2, 112808180), (4, 56404090), (5, 45123272), (8, 28202045), (10, 22561636), (20, 11280818), (40, 5640409)]