12405260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{88609}}^1$

素因数の和:88625

約数の個数: 24

約数和(自身を含む): 29772960

約数和(自身を除く): 17367700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 88609, 177218, 354436, 443045, 620263, 886090, 1240526, 1772180, 2481052, 3101315, 6202630, 12405260]

約数ペア:

[(1, 12405260), (2, 6202630), (4, 3101315), (5, 2481052), (7, 1772180), (10, 1240526), (14, 886090), (20, 620263), (28, 443045), (35, 354436), (70, 177218), (140, 88609)]