6386740

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1621}}^1$

素因数の和:1827

約数の個数: 24

約数和(自身を含む): 13488552

約数和(自身を除く): 7101812

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1621, 1970, 3242, 3940, 6484, 8105, 16210, 32420, 319337, 638674, 1277348, 1596685, 3193370, 6386740]

約数ペア:

[(1, 6386740), (2, 3193370), (4, 1596685), (5, 1277348), (10, 638674), (20, 319337), (197, 32420), (394, 16210), (788, 8105), (985, 6484), (1621, 3940), (1970, 3242)]