57708080

素因数分解:

$2^4\times 5^1\times {\mathrm{721351}}^1$

素因数の和:721364

約数の個数: 20

約数和(自身を含む): 134171472

約数和(自身を除く): 76463392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 721351, 1442702, 2885404, 3606755, 5770808, 7213510, 11541616, 14427020, 28854040, 57708080]

約数ペア:

[(1, 57708080), (2, 28854040), (4, 14427020), (5, 11541616), (8, 7213510), (10, 5770808), (16, 3606755), (20, 2885404), (40, 1442702), (80, 721351)]