15231640

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3697}}^1$

素因数の和:3811

約数の個数: 32

約数和(自身を含む): 34613280

約数和(自身を除く): 19381640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3697, 4120, 7394, 14788, 18485, 29576, 36970, 73940, 147880, 380791, 761582, 1523164, 1903955, 3046328, 3807910, 7615820, 15231640]

約数ペア:

[(1, 15231640), (2, 7615820), (4, 3807910), (5, 3046328), (8, 1903955), (10, 1523164), (20, 761582), (40, 380791), (103, 147880), (206, 73940), (412, 36970), (515, 29576), (824, 18485), (1030, 14788), (2060, 7394), (3697, 4120)]