2065450

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{409}}^1$

素因数の和:522

約数の個数: 24

約数和(自身を含む): 3889260

約数和(自身を除く): 1823810

約数列:

[1, 2, 5, 10, 25, 50, 101, 202, 409, 505, 818, 1010, 2045, 2525, 4090, 5050, 10225, 20450, 41309, 82618, 206545, 413090, 1032725, 2065450]

約数ペア:

[(1, 2065450), (2, 1032725), (5, 413090), (10, 206545), (25, 82618), (50, 41309), (101, 20450), (202, 10225), (409, 5050), (505, 4090), (818, 2525), (1010, 2045)]