2922220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{20873}}^1$

素因数の和:20889

約数の個数: 24

約数和(自身を含む): 7013664

約数和(自身を除く): 4091444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 20873, 41746, 83492, 104365, 146111, 208730, 292222, 417460, 584444, 730555, 1461110, 2922220]

約数ペア:

[(1, 2922220), (2, 1461110), (4, 730555), (5, 584444), (7, 417460), (10, 292222), (14, 208730), (20, 146111), (28, 104365), (35, 83492), (70, 41746), (140, 20873)]