57315920

素因数分解:

$2^4\times 5^1\times {\mathrm{716449}}^1$

素因数の和:716462

約数の個数: 20

約数和(自身を含む): 133259700

約数和(自身を除く): 75943780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 716449, 1432898, 2865796, 3582245, 5731592, 7164490, 11463184, 14328980, 28657960, 57315920]

約数ペア:

[(1, 57315920), (2, 28657960), (4, 14328980), (5, 11463184), (8, 7164490), (10, 5731592), (16, 3582245), (20, 2865796), (40, 1432898), (80, 716449)]