55886440

素因数分解:

$2^3\times 5^1\times {\mathrm{1397161}}^1$

素因数の和:1397172

約数の個数: 16

約数和(自身を含む): 125744580

約数和(自身を除く): 69858140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1397161, 2794322, 5588644, 6985805, 11177288, 13971610, 27943220, 55886440]

約数ペア:

[(1, 55886440), (2, 27943220), (4, 13971610), (5, 11177288), (8, 6985805), (10, 5588644), (20, 2794322), (40, 1397161)]