20013960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{166783}}^1$

素因数の和:166797

約数の個数: 32

約数和(自身を含む): 60042240

約数和(自身を除く): 40028280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 166783, 333566, 500349, 667132, 833915, 1000698, 1334264, 1667830, 2001396, 2501745, 3335660, 4002792, 5003490, 6671320, 10006980, 20013960]

約数ペア:

[(1, 20013960), (2, 10006980), (3, 6671320), (4, 5003490), (5, 4002792), (6, 3335660), (8, 2501745), (10, 2001396), (12, 1667830), (15, 1334264), (20, 1000698), (24, 833915), (30, 667132), (40, 500349), (60, 333566), (120, 166783)]