221323415020

素因数分解:

$2^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{13446137}}^1$

素因数の和:13446969

約数の個数: 24

約数和(自身を含む): 465343943904

約数和(自身を除く): 244020528884

約数列:

[1, 2, 4, 5, 10, 20, 823, 1646, 3292, 4115, 8230, 16460, 13446137, 26892274, 53784548, 67230685, 134461370, 268922740, 11066170751, 22132341502, 44264683004, 55330853755, 110661707510, 221323415020]

約数ペア:

[(1, 221323415020), (2, 110661707510), (4, 55330853755), (5, 44264683004), (10, 22132341502), (20, 11066170751), (823, 268922740), (1646, 134461370), (3292, 67230685), (4115, 53784548), (8230, 26892274), (16460, 13446137)]