20228420

素因数分解:

$2^2\times 5^1\times {\mathrm{827}}^1\times {\mathrm{1223}}^1$

素因数の和:2059

約数の個数: 24

約数和(自身を含む): 42565824

約数和(自身を除く): 22337404

約数列:

[1, 2, 4, 5, 10, 20, 827, 1223, 1654, 2446, 3308, 4135, 4892, 6115, 8270, 12230, 16540, 24460, 1011421, 2022842, 4045684, 5057105, 10114210, 20228420]

約数ペア:

[(1, 20228420), (2, 10114210), (4, 5057105), (5, 4045684), (10, 2022842), (20, 1011421), (827, 24460), (1223, 16540), (1654, 12230), (2446, 8270), (3308, 6115), (4135, 4892)]