13377620

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2137}}^1$

素因数の和:2459

約数の個数: 24

約数和(自身を含む): 28195944

約数和(自身を除く): 14818324

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 2137, 3130, 4274, 6260, 8548, 10685, 21370, 42740, 668881, 1337762, 2675524, 3344405, 6688810, 13377620]

約数ペア:

[(1, 13377620), (2, 6688810), (4, 3344405), (5, 2675524), (10, 1337762), (20, 668881), (313, 42740), (626, 21370), (1252, 10685), (1565, 8548), (2137, 6260), (3130, 4274)]