8478220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{5807}}^1$

素因数の和:5889

約数の個数: 24

約数和(自身を含む): 18051264

約数和(自身を除く): 9573044

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 5807, 11614, 23228, 29035, 58070, 116140, 423911, 847822, 1695644, 2119555, 4239110, 8478220]

約数ペア:

[(1, 8478220), (2, 4239110), (4, 2119555), (5, 1695644), (10, 847822), (20, 423911), (73, 116140), (146, 58070), (292, 29035), (365, 23228), (730, 11614), (1460, 5807)]