202937620

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{24809}}^1$

素因数の和:25227

約数の個数: 24

約数和(自身を含む): 427228200

約数和(自身を除く): 224290580

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 24809, 49618, 99236, 124045, 248090, 496180, 10146881, 20293762, 40587524, 50734405, 101468810, 202937620]

約数ペア:

[(1, 202937620), (2, 101468810), (4, 50734405), (5, 40587524), (10, 20293762), (20, 10146881), (409, 496180), (818, 248090), (1636, 124045), (2045, 99236), (4090, 49618), (8180, 24809)]