56205080

素因数分解:

$2^3\times 5^1\times {\mathrm{1405127}}^1$

素因数の和:1405138

約数の個数: 16

約数和(自身を含む): 126461520

約数和(自身を除く): 70256440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1405127, 2810254, 5620508, 7025635, 11241016, 14051270, 28102540, 56205080]

約数ペア:

[(1, 56205080), (2, 28102540), (4, 14051270), (5, 11241016), (8, 7025635), (10, 5620508), (20, 2810254), (40, 1405127)]