1974800

素因数分解:

$2^4\times 5^2\times {\mathrm{4937}}^1$

素因数の和:4955

約数の個数: 30

約数和(自身を含む): 4745418

約数和(自身を除く): 2770618

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 4937, 9874, 19748, 24685, 39496, 49370, 78992, 98740, 123425, 197480, 246850, 394960, 493700, 987400, 1974800]

約数ペア:

[(1, 1974800), (2, 987400), (4, 493700), (5, 394960), (8, 246850), (10, 197480), (16, 123425), (20, 98740), (25, 78992), (40, 49370), (50, 39496), (80, 24685), (100, 19748), (200, 9874), (400, 4937)]