56745820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{38867}}^1$

素因数の和:38949

約数の個数: 24

約数和(自身を含む): 120801744

約数和(自身を除く): 64055924

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 38867, 77734, 155468, 194335, 388670, 777340, 2837291, 5674582, 11349164, 14186455, 28372910, 56745820]

約数ペア:

[(1, 56745820), (2, 28372910), (4, 14186455), (5, 11349164), (10, 5674582), (20, 2837291), (73, 777340), (146, 388670), (292, 194335), (365, 155468), (730, 77734), (1460, 38867)]