461997020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{563411}}^1$

素因数の和:563461

約数の個数: 24

約数和(自身を含む): 993858768

約数和(自身を除く): 531861748

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 563411, 1126822, 2253644, 2817055, 5634110, 11268220, 23099851, 46199702, 92399404, 115499255, 230998510, 461997020]

約数ペア:

[(1, 461997020), (2, 230998510), (4, 115499255), (5, 92399404), (10, 46199702), (20, 23099851), (41, 11268220), (82, 5634110), (164, 2817055), (205, 2253644), (410, 1126822), (820, 563411)]