42502540

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{19861}}^1$

素因数の和:19977

約数の個数: 24

約数和(自身を含む): 90094032

約数和(自身を除く): 47591492

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 19861, 39722, 79444, 99305, 198610, 397220, 2125127, 4250254, 8500508, 10625635, 21251270, 42502540]

約数ペア:

[(1, 42502540), (2, 21251270), (4, 10625635), (5, 8500508), (10, 4250254), (20, 2125127), (107, 397220), (214, 198610), (428, 99305), (535, 79444), (1070, 39722), (2140, 19861)]