3228800

素因数分解:

$2^7\times 5^2\times {\mathrm{1009}}^1$

素因数の和:1033

約数の個数: 48

約数和(自身を含む): 7984050

約数和(自身を除く): 4755250

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1009, 1600, 2018, 3200, 4036, 5045, 8072, 10090, 16144, 20180, 25225, 32288, 40360, 50450, 64576, 80720, 100900, 129152, 161440, 201800, 322880, 403600, 645760, 807200, 1614400, 3228800]

約数ペア:

[(1, 3228800), (2, 1614400), (4, 807200), (5, 645760), (8, 403600), (10, 322880), (16, 201800), (20, 161440), (25, 129152), (32, 100900), (40, 80720), (50, 64576), (64, 50450), (80, 40360), (100, 32288), (128, 25225), (160, 20180), (200, 16144), (320, 10090), (400, 8072), (640, 5045), (800, 4036), (1009, 3200), (1600, 2018)]