7278290

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1621}}^1$

素因数の和:2077

約数の個数: 16

約数和(自身を含む): 13138200

約数和(自身を除く): 5859910

約数列:

[1, 2, 5, 10, 449, 898, 1621, 2245, 3242, 4490, 8105, 16210, 727829, 1455658, 3639145, 7278290]

約数ペア:

[(1, 7278290), (2, 3639145), (5, 1455658), (10, 727829), (449, 16210), (898, 8105), (1621, 4490), (2245, 3242)]