2019920225

素因数分解:

$5^2\times {\mathrm{2029}}^1\times {\mathrm{39821}}^1$

素因数の和:41860

約数の個数: 12

約数和(自身を含む): 2505998460

約数和(自身を除く): 486078235

約数列:

[1, 5, 25, 2029, 10145, 39821, 50725, 199105, 995525, 80796809, 403984045, 2019920225]

約数ペア:

[(1, 2019920225), (5, 403984045), (25, 80796809), (2029, 995525), (10145, 199105), (39821, 50725)]