1274800

素因数分解:

$2^4\times 5^2\times {\mathrm{3187}}^1$

素因数の和:3205

約数の個数: 30

約数和(自身を含む): 3063668

約数和(自身を除く): 1788868

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3187, 6374, 12748, 15935, 25496, 31870, 50992, 63740, 79675, 127480, 159350, 254960, 318700, 637400, 1274800]

約数ペア:

[(1, 1274800), (2, 637400), (4, 318700), (5, 254960), (8, 159350), (10, 127480), (16, 79675), (20, 63740), (25, 50992), (40, 31870), (50, 25496), (80, 15935), (100, 12748), (200, 6374), (400, 3187)]