12408052180

素因数分解:

$2^2\times 5^1\times {\mathrm{620402609}}^1$

素因数の和:620402618

約数の個数: 12

約数和(自身を含む): 26056909620

約数和(自身を除く): 13648857440

約数列:

[1, 2, 4, 5, 10, 20, 620402609, 1240805218, 2481610436, 3102013045, 6204026090, 12408052180]

約数ペア:

[(1, 12408052180), (2, 6204026090), (4, 3102013045), (5, 2481610436), (10, 1240805218), (20, 620402609)]