43108820

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{21341}}^1$

素因数の和:21451

約数の個数: 24

約数和(自身を含む): 91429128

約数和(自身を除く): 48320308

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 21341, 42682, 85364, 106705, 213410, 426820, 2155441, 4310882, 8621764, 10777205, 21554410, 43108820]

約数ペア:

[(1, 43108820), (2, 21554410), (4, 10777205), (5, 8621764), (10, 4310882), (20, 2155441), (101, 426820), (202, 213410), (404, 106705), (505, 85364), (1010, 42682), (2020, 21341)]