8864420

素因数分解:

$2^2\times 5^1\times {\mathrm{443221}}^1$

素因数の和:443230

約数の個数: 12

約数和(自身を含む): 18615324

約数和(自身を除く): 9750904

約数列:

[1, 2, 4, 5, 10, 20, 443221, 886442, 1772884, 2216105, 4432210, 8864420]

約数ペア:

[(1, 8864420), (2, 4432210), (4, 2216105), (5, 1772884), (10, 886442), (20, 443221)]