42388390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{2129}}^1$

素因数の和:2328

約数の個数: 32

約数和(自身を含む): 83734560

約数和(自身を除く): 41346170

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 181, 362, 905, 1810, 1991, 2129, 3982, 4258, 9955, 10645, 19910, 21290, 23419, 46838, 117095, 234190, 385349, 770698, 1926745, 3853490, 4238839, 8477678, 21194195, 42388390]

約数ペア:

[(1, 42388390), (2, 21194195), (5, 8477678), (10, 4238839), (11, 3853490), (22, 1926745), (55, 770698), (110, 385349), (181, 234190), (362, 117095), (905, 46838), (1810, 23419), (1991, 21290), (2129, 19910), (3982, 10645), (4258, 9955)]