16189960

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3187}}^1$

素因数の和:3325

約数の個数: 32

約数和(自身を含む): 36725760

約数和(自身を除く): 20535800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 3187, 5080, 6374, 12748, 15935, 25496, 31870, 63740, 127480, 404749, 809498, 1618996, 2023745, 3237992, 4047490, 8094980, 16189960]

約数ペア:

[(1, 16189960), (2, 8094980), (4, 4047490), (5, 3237992), (8, 2023745), (10, 1618996), (20, 809498), (40, 404749), (127, 127480), (254, 63740), (508, 31870), (635, 25496), (1016, 15935), (1270, 12748), (2540, 6374), (3187, 5080)]