57428080

素因数分解:

$2^4\times 5^1\times {\mathrm{717851}}^1$

素因数の和:717864

約数の個数: 20

約数和(自身を含む): 133520472

約数和(自身を除く): 76092392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 717851, 1435702, 2871404, 3589255, 5742808, 7178510, 11485616, 14357020, 28714040, 57428080]

約数ペア:

[(1, 57428080), (2, 28714040), (4, 14357020), (5, 11485616), (8, 7178510), (10, 5742808), (16, 3589255), (20, 2871404), (40, 1435702), (80, 717851)]