856332020

素因数分解:

$2^2\times 5^1\times {\mathrm{42816601}}^1$

素因数の和:42816610

約数の個数: 12

約数和(自身を含む): 1798297284

約数和(自身を除く): 941965264

約数列:

[1, 2, 4, 5, 10, 20, 42816601, 85633202, 171266404, 214083005, 428166010, 856332020]

約数ペア:

[(1, 856332020), (2, 428166010), (4, 214083005), (5, 171266404), (10, 85633202), (20, 42816601)]