66643580

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{14551}}^1$

素因数の和:14789

約数の個数: 24

約数和(自身を含む): 140572320

約数和(自身を除く): 73928740

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 14551, 29102, 58204, 72755, 145510, 291020, 3332179, 6664358, 13328716, 16660895, 33321790, 66643580]

約数ペア:

[(1, 66643580), (2, 33321790), (4, 16660895), (5, 13328716), (10, 6664358), (20, 3332179), (229, 291020), (458, 145510), (916, 72755), (1145, 58204), (2290, 29102), (4580, 14551)]