1330390460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{202187}}^1$

素因数の和:202250

約数の個数: 48

約数和(自身を含む): 3260888064

約数和(自身を除く): 1930497604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 202187, 404374, 808748, 1010935, 1415309, 2021870, 2830618, 4043740, 5661236, 7076545, 9502789, 14153090, 19005578, 28306180, 38011156, 47513945, 66519523, 95027890, 133039046, 190055780, 266078092, 332597615, 665195230, 1330390460]

約数ペア:

[(1, 1330390460), (2, 665195230), (4, 332597615), (5, 266078092), (7, 190055780), (10, 133039046), (14, 95027890), (20, 66519523), (28, 47513945), (35, 38011156), (47, 28306180), (70, 19005578), (94, 14153090), (140, 9502789), (188, 7076545), (235, 5661236), (329, 4043740), (470, 2830618), (658, 2021870), (940, 1415309), (1316, 1010935), (1645, 808748), (3290, 404374), (6580, 202187)]