208205410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{424909}}^1$

素因数の和:424930

約数の個数: 24

約数和(自身を含む): 435957660

約数和(自身を除く): 227752250

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 424909, 849818, 2124545, 2974363, 4249090, 5948726, 14871815, 20820541, 29743630, 41641082, 104102705, 208205410]

約数ペア:

[(1, 208205410), (2, 104102705), (5, 41641082), (7, 29743630), (10, 20820541), (14, 14871815), (35, 5948726), (49, 4249090), (70, 2974363), (98, 2124545), (245, 849818), (490, 424909)]