55977640

素因数分解:

$2^3\times 5^1\times {\mathrm{1399441}}^1$

素因数の和:1399452

約数の個数: 16

約数和(自身を含む): 125949780

約数和(自身を除く): 69972140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1399441, 2798882, 5597764, 6997205, 11195528, 13994410, 27988820, 55977640]

約数ペア:

[(1, 55977640), (2, 27988820), (4, 13994410), (5, 11195528), (8, 6997205), (10, 5597764), (20, 2798882), (40, 1399441)]