12723910

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17921}}^1$

素因数の和:17999

約数の個数: 16

約数和(自身を含む): 23226912

約数和(自身を除く): 10503002

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 17921, 35842, 89605, 179210, 1272391, 2544782, 6361955, 12723910]

約数ペア:

[(1, 12723910), (2, 6361955), (5, 2544782), (10, 1272391), (71, 179210), (142, 89605), (355, 35842), (710, 17921)]