56985520

素因数分解:

$2^4\times 5^1\times {\mathrm{712319}}^1$

素因数の和:712332

約数の個数: 20

約数和(自身を含む): 132491520

約数和(自身を除く): 75506000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 712319, 1424638, 2849276, 3561595, 5698552, 7123190, 11397104, 14246380, 28492760, 56985520]

約数ペア:

[(1, 56985520), (2, 28492760), (4, 14246380), (5, 11397104), (8, 7123190), (10, 5698552), (16, 3561595), (20, 2849276), (40, 1424638), (80, 712319)]