20212700

素因数分解:

$2^2\times 5^2\times {\mathrm{202127}}^1$

素因数の和:202141

約数の個数: 18

約数和(自身を含む): 43861776

約数和(自身を除く): 23649076

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 202127, 404254, 808508, 1010635, 2021270, 4042540, 5053175, 10106350, 20212700]

約数ペア:

[(1, 20212700), (2, 10106350), (4, 5053175), (5, 4042540), (10, 2021270), (20, 1010635), (25, 808508), (50, 404254), (100, 202127)]