6686020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30391}}^1$

素因数の和:30411

約数の個数: 24

約数和(自身を含む): 15317568

約数和(自身を除く): 8631548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 30391, 60782, 121564, 151955, 303910, 334301, 607820, 668602, 1337204, 1671505, 3343010, 6686020]

約数ペア:

[(1, 6686020), (2, 3343010), (4, 1671505), (5, 1337204), (10, 668602), (11, 607820), (20, 334301), (22, 303910), (44, 151955), (55, 121564), (110, 60782), (220, 30391)]