7669820

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1987}}^1$

素因数の和:2189

約数の個数: 24

約数和(自身を含む): 16198224

約数和(自身を除く): 8528404

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 1987, 3860, 3974, 7948, 9935, 19870, 39740, 383491, 766982, 1533964, 1917455, 3834910, 7669820]

約数ペア:

[(1, 7669820), (2, 3834910), (4, 1917455), (5, 1533964), (10, 766982), (20, 383491), (193, 39740), (386, 19870), (772, 9935), (965, 7948), (1930, 3974), (1987, 3860)]