9972290

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2221}}^1$

素因数の和:2677

約数の個数: 16

約数和(自身を含む): 17998200

約数和(自身を除く): 8025910

約数列:

[1, 2, 5, 10, 449, 898, 2221, 2245, 4442, 4490, 11105, 22210, 997229, 1994458, 4986145, 9972290]

約数ペア:

[(1, 9972290), (2, 4986145), (5, 1994458), (10, 997229), (449, 22210), (898, 11105), (2221, 4490), (2245, 4442)]