57406840

素因数分解:

$2^3\times 5^1\times {\mathrm{1435171}}^1$

素因数の和:1435182

約数の個数: 16

約数和(自身を含む): 129165480

約数和(自身を除く): 71758640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1435171, 2870342, 5740684, 7175855, 11481368, 14351710, 28703420, 57406840]

約数ペア:

[(1, 57406840), (2, 28703420), (4, 14351710), (5, 11481368), (8, 7175855), (10, 5740684), (20, 2870342), (40, 1435171)]