1081400

素因数分解:

$2^3\times 5^2\times {\mathrm{5407}}^1$

素因数の和:5423

約数の個数: 24

約数和(自身を含む): 2514720

約数和(自身を除く): 1433320

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 5407, 10814, 21628, 27035, 43256, 54070, 108140, 135175, 216280, 270350, 540700, 1081400]

約数ペア:

[(1, 1081400), (2, 540700), (4, 270350), (5, 216280), (8, 135175), (10, 108140), (20, 54070), (25, 43256), (40, 27035), (50, 21628), (100, 10814), (200, 5407)]