142724440

素因数分解:

$2^3\times 5^1\times {\mathrm{617}}^1\times {\mathrm{5783}}^1$

素因数の和:6411

約数の個数: 32

約数和(自身を含む): 321706080

約数和(自身を除く): 178981640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 617, 1234, 2468, 3085, 4936, 5783, 6170, 11566, 12340, 23132, 24680, 28915, 46264, 57830, 115660, 231320, 3568111, 7136222, 14272444, 17840555, 28544888, 35681110, 71362220, 142724440]

約数ペア:

[(1, 142724440), (2, 71362220), (4, 35681110), (5, 28544888), (8, 17840555), (10, 14272444), (20, 7136222), (40, 3568111), (617, 231320), (1234, 115660), (2468, 57830), (3085, 46264), (4936, 28915), (5783, 24680), (6170, 23132), (11566, 12340)]