20322100

素因数分解:

$2^2\times 5^2\times {\mathrm{203221}}^1$

素因数の和:203235

約数の個数: 18

約数和(自身を含む): 44099174

約数和(自身を除く): 23777074

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 203221, 406442, 812884, 1016105, 2032210, 4064420, 5080525, 10161050, 20322100]

約数ペア:

[(1, 20322100), (2, 10161050), (4, 5080525), (5, 4064420), (10, 2032210), (20, 1016105), (25, 812884), (50, 406442), (100, 203221)]