1412789020

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{159457}}^1$

素因数の和:159909

約数の個数: 24

約数和(自身を含む): 2973572784

約数和(自身を除く): 1560783764

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 8860, 159457, 318914, 637828, 797285, 1594570, 3189140, 70639451, 141278902, 282557804, 353197255, 706394510, 1412789020]

約数ペア:

[(1, 1412789020), (2, 706394510), (4, 353197255), (5, 282557804), (10, 141278902), (20, 70639451), (443, 3189140), (886, 1594570), (1772, 797285), (2215, 637828), (4430, 318914), (8860, 159457)]