22416920

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{5441}}^1$

素因数の和:5555

約数の個数: 32

約数和(自身を含む): 50937120

約数和(自身を除く): 28520200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 5441, 10882, 21764, 27205, 43528, 54410, 108820, 217640, 560423, 1120846, 2241692, 2802115, 4483384, 5604230, 11208460, 22416920]

約数ペア:

[(1, 22416920), (2, 11208460), (4, 5604230), (5, 4483384), (8, 2802115), (10, 2241692), (20, 1120846), (40, 560423), (103, 217640), (206, 108820), (412, 54410), (515, 43528), (824, 27205), (1030, 21764), (2060, 10882), (4120, 5441)]