50840420

素因数分解:

$2^2\times 5^1\times {\mathrm{2542021}}^1$

素因数の和:2542030

約数の個数: 12

約数和(自身を含む): 106764924

約数和(自身を除く): 55924504

約数列:

[1, 2, 4, 5, 10, 20, 2542021, 5084042, 10168084, 12710105, 25420210, 50840420]

約数ペア:

[(1, 50840420), (2, 25420210), (4, 12710105), (5, 10168084), (10, 5084042), (20, 2542021)]