8533220

素因数分解:

$2^2\times 5^1\times {\mathrm{426661}}^1$

素因数の和:426670

約数の個数: 12

約数和(自身を含む): 17919804

約数和(自身を除く): 9386584

約数列:

[1, 2, 4, 5, 10, 20, 426661, 853322, 1706644, 2133305, 4266610, 8533220]

約数ペア:

[(1, 8533220), (2, 4266610), (4, 2133305), (5, 1706644), (10, 853322), (20, 426661)]