22712180

素因数分解:

$2^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{1289}}^1$

素因数の和:2179

約数の個数: 24

約数和(自身を含む): 47786760

約数和(自身を除く): 25074580

約数列:

[1, 2, 4, 5, 10, 20, 881, 1289, 1762, 2578, 3524, 4405, 5156, 6445, 8810, 12890, 17620, 25780, 1135609, 2271218, 4542436, 5678045, 11356090, 22712180]

約数ペア:

[(1, 22712180), (2, 11356090), (4, 5678045), (5, 4542436), (10, 2271218), (20, 1135609), (881, 25780), (1289, 17620), (1762, 12890), (2578, 8810), (3524, 6445), (4405, 5156)]