20221440760

素因数分解:

$2^3\times 5^1\times {\mathrm{505536019}}^1$

素因数の和:505536030

約数の個数: 16

約数和(自身を含む): 45498241800

約数和(自身を除く): 25276801040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 505536019, 1011072038, 2022144076, 2527680095, 4044288152, 5055360190, 10110720380, 20221440760]

約数ペア:

[(1, 20221440760), (2, 10110720380), (4, 5055360190), (5, 4044288152), (8, 2527680095), (10, 2022144076), (20, 1011072038), (40, 505536019)]