20337140

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2683}}^1$

素因数の和:3071

約数の個数: 24

約数和(自身を含む): 42836640

約数和(自身を除く): 22499500

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 2683, 3790, 5366, 7580, 10732, 13415, 26830, 53660, 1016857, 2033714, 4067428, 5084285, 10168570, 20337140]

約数ペア:

[(1, 20337140), (2, 10168570), (4, 5084285), (5, 4067428), (10, 2033714), (20, 1016857), (379, 53660), (758, 26830), (1516, 13415), (1895, 10732), (2683, 7580), (3790, 5366)]