2089210

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{521}}^1$

素因数の和:929

約数の個数: 16

約数和(自身を含む): 3777192

約数和(自身を除く): 1687982

約数列:

[1, 2, 5, 10, 401, 521, 802, 1042, 2005, 2605, 4010, 5210, 208921, 417842, 1044605, 2089210]

約数ペア:

[(1, 2089210), (2, 1044605), (5, 417842), (10, 208921), (401, 5210), (521, 4010), (802, 2605), (1042, 2005)]