396360690160

素因数分解:

$2^4\times 5^1\times {\mathrm{4954508627}}^1$

素因数の和:4954508640

約数の個数: 20

約数和(自身を含む): 921538604808

約数和(自身を除く): 525177914648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4954508627, 9909017254, 19818034508, 24772543135, 39636069016, 49545086270, 79272138032, 99090172540, 198180345080, 396360690160]

約数ペア:

[(1, 396360690160), (2, 198180345080), (4, 99090172540), (5, 79272138032), (8, 49545086270), (10, 39636069016), (16, 24772543135), (20, 19818034508), (40, 9909017254), (80, 4954508627)]