20130580

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{1223}}^1$

素因数の和:2055

約数の個数: 24

約数和(自身を含む): 42360192

約数和(自身を除く): 22229612

約数列:

[1, 2, 4, 5, 10, 20, 823, 1223, 1646, 2446, 3292, 4115, 4892, 6115, 8230, 12230, 16460, 24460, 1006529, 2013058, 4026116, 5032645, 10065290, 20130580]

約数ペア:

[(1, 20130580), (2, 10065290), (4, 5032645), (5, 4026116), (10, 2013058), (20, 1006529), (823, 24460), (1223, 16460), (1646, 12230), (2446, 8230), (3292, 6115), (4115, 4892)]