12938080

素因数分解:

$2^5\times 5^1\times {\mathrm{80863}}^1$

素因数の和:80878

約数の個数: 24

約数和(自身を含む): 30566592

約数和(自身を除く): 17628512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 80863, 161726, 323452, 404315, 646904, 808630, 1293808, 1617260, 2587616, 3234520, 6469040, 12938080]

約数ペア:

[(1, 12938080), (2, 6469040), (4, 3234520), (5, 2587616), (8, 1617260), (10, 1293808), (16, 808630), (20, 646904), (32, 404315), (40, 323452), (80, 161726), (160, 80863)]