2147500

素因数分解:

$2^2\times 5^4\times {\mathrm{859}}^1$

素因数の和:883

約数の個数: 30

約数和(自身を含む): 4701620

約数和(自身を除く): 2554120

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 859, 1250, 1718, 2500, 3436, 4295, 8590, 17180, 21475, 42950, 85900, 107375, 214750, 429500, 536875, 1073750, 2147500]

約数ペア:

[(1, 2147500), (2, 1073750), (4, 536875), (5, 429500), (10, 214750), (20, 107375), (25, 85900), (50, 42950), (100, 21475), (125, 17180), (250, 8590), (500, 4295), (625, 3436), (859, 2500), (1250, 1718)]