339280

素因数分解:

$2^4\times 5^1\times {\mathrm{4241}}^1$

素因数の和:4254

約数の個数: 20

約数和(自身を含む): 789012

約数和(自身を除く): 449732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4241, 8482, 16964, 21205, 33928, 42410, 67856, 84820, 169640, 339280]

約数ペア:

[(1, 339280), (2, 169640), (4, 84820), (5, 67856), (8, 42410), (10, 33928), (16, 21205), (20, 16964), (40, 8482), (80, 4241)]