1971400

素因数分解:

$2^3\times 5^2\times {\mathrm{9857}}^1$

素因数の和:9873

約数の個数: 24

約数和(自身を含む): 4583970

約数和(自身を除く): 2612570

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 9857, 19714, 39428, 49285, 78856, 98570, 197140, 246425, 394280, 492850, 985700, 1971400]

約数ペア:

[(1, 1971400), (2, 985700), (4, 492850), (5, 394280), (8, 246425), (10, 197140), (20, 98570), (25, 78856), (40, 49285), (50, 39428), (100, 19714), (200, 9857)]