20741340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{345689}}^1$

素因数の和:345701

約数の個数: 24

約数和(自身を含む): 58075920

約数和(自身を除く): 37334580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 345689, 691378, 1037067, 1382756, 1728445, 2074134, 3456890, 4148268, 5185335, 6913780, 10370670, 20741340]

約数ペア:

[(1, 20741340), (2, 10370670), (3, 6913780), (4, 5185335), (5, 4148268), (6, 3456890), (10, 2074134), (12, 1728445), (15, 1382756), (20, 1037067), (30, 691378), (60, 345689)]