1640580022

素因数分解:

$2^1\times {\mathrm{401}}^1\times {\mathrm{2045611}}^1$

素因数の和:2046014

約数の個数: 8

約数和(自身を含む): 2467008072

約数和(自身を除く): 826428050

約数列:

[1, 2, 401, 802, 2045611, 4091222, 820290011, 1640580022]

約数ペア:

[(1, 1640580022), (2, 820290011), (401, 4091222), (802, 2045611)]