54806540

素因数分解:

$2^2\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{2521}}^1$

素因数の和:3617

約数の個数: 24

約数和(自身を含む): 115245312

約数和(自身を除く): 60438772

約数列:

[1, 2, 4, 5, 10, 20, 1087, 2174, 2521, 4348, 5042, 5435, 10084, 10870, 12605, 21740, 25210, 50420, 2740327, 5480654, 10961308, 13701635, 27403270, 54806540]

約数ペア:

[(1, 54806540), (2, 27403270), (4, 13701635), (5, 10961308), (10, 5480654), (20, 2740327), (1087, 50420), (2174, 25210), (2521, 21740), (4348, 12605), (5042, 10870), (5435, 10084)]