20465220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{341087}}^1$

素因数の和:341099

約数の個数: 24

約数和(自身を含む): 57302784

約数和(自身を除く): 36837564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 341087, 682174, 1023261, 1364348, 1705435, 2046522, 3410870, 4093044, 5116305, 6821740, 10232610, 20465220]

約数ペア:

[(1, 20465220), (2, 10232610), (3, 6821740), (4, 5116305), (5, 4093044), (6, 3410870), (10, 2046522), (12, 1705435), (15, 1364348), (20, 1023261), (30, 682174), (60, 341087)]