105694520

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{13691}}^1$

素因数の和:13895

約数の個数: 32

約数和(自身を含む): 239062320

約数和(自身を除く): 133367800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 13691, 27382, 54764, 68455, 109528, 136910, 273820, 547640, 2642363, 5284726, 10569452, 13211815, 21138904, 26423630, 52847260, 105694520]

約数ペア:

[(1, 105694520), (2, 52847260), (4, 26423630), (5, 21138904), (8, 13211815), (10, 10569452), (20, 5284726), (40, 2642363), (193, 547640), (386, 273820), (772, 136910), (965, 109528), (1544, 68455), (1930, 54764), (3860, 27382), (7720, 13691)]