20800344670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{42449683}}^1$

素因数の和:42449704

約数の個数: 24

約数和(自身を含む): 43553375784

約数和(自身を除く): 22753031114

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 42449683, 84899366, 212248415, 297147781, 424496830, 594295562, 1485738905, 2080034467, 2971477810, 4160068934, 10400172335, 20800344670]

約数ペア:

[(1, 20800344670), (2, 10400172335), (5, 4160068934), (7, 2971477810), (10, 2080034467), (14, 1485738905), (35, 594295562), (49, 424496830), (70, 297147781), (98, 212248415), (245, 84899366), (490, 42449683)]