4007200

素因数分解:

$2^5\times 5^2\times {\mathrm{5009}}^1$

素因数の和:5029

約数の個数: 36

約数和(自身を含む): 9784530

約数和(自身を除く): 5777330

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 5009, 10018, 20036, 25045, 40072, 50090, 80144, 100180, 125225, 160288, 200360, 250450, 400720, 500900, 801440, 1001800, 2003600, 4007200]

約数ペア:

[(1, 4007200), (2, 2003600), (4, 1001800), (5, 801440), (8, 500900), (10, 400720), (16, 250450), (20, 200360), (25, 160288), (32, 125225), (40, 100180), (50, 80144), (80, 50090), (100, 40072), (160, 25045), (200, 20036), (400, 10018), (800, 5009)]