10326740

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2621}}^1$

素因数の和:2827

約数の個数: 24

約数和(自身を含む): 21804552

約数和(自身を除く): 11477812

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 2621, 3940, 5242, 10484, 13105, 26210, 52420, 516337, 1032674, 2065348, 2581685, 5163370, 10326740]

約数ペア:

[(1, 10326740), (2, 5163370), (4, 2581685), (5, 2065348), (10, 1032674), (20, 516337), (197, 52420), (394, 26210), (788, 13105), (985, 10484), (1970, 5242), (2621, 3940)]