8122220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17657}}^1$

素因数の和:17689

約数の個数: 24

約数和(自身を含む): 17799264

約数和(自身を除く): 9677044

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 17657, 35314, 70628, 88285, 176570, 353140, 406111, 812222, 1624444, 2030555, 4061110, 8122220]

約数ペア:

[(1, 8122220), (2, 4061110), (4, 2030555), (5, 1624444), (10, 812222), (20, 406111), (23, 353140), (46, 176570), (92, 88285), (115, 70628), (230, 35314), (460, 17657)]