27686380

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{7027}}^1$

素因数の和:7233

約数の個数: 24

約数和(自身を含む): 58444848

約数和(自身を除く): 30758468

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 7027, 14054, 28108, 35135, 70270, 140540, 1384319, 2768638, 5537276, 6921595, 13843190, 27686380]

約数ペア:

[(1, 27686380), (2, 13843190), (4, 6921595), (5, 5537276), (10, 2768638), (20, 1384319), (197, 140540), (394, 70270), (788, 35135), (985, 28108), (1970, 14054), (3940, 7027)]