3428800

素因数分解:

$2^6\times 5^2\times {\mathrm{2143}}^1$

素因数の和:2165

約数の個数: 42

約数和(自身を含む): 8440928

約数和(自身を除く): 5012128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 2143, 4286, 8572, 10715, 17144, 21430, 34288, 42860, 53575, 68576, 85720, 107150, 137152, 171440, 214300, 342880, 428600, 685760, 857200, 1714400, 3428800]

約数ペア:

[(1, 3428800), (2, 1714400), (4, 857200), (5, 685760), (8, 428600), (10, 342880), (16, 214300), (20, 171440), (25, 137152), (32, 107150), (40, 85720), (50, 68576), (64, 53575), (80, 42860), (100, 34288), (160, 21430), (200, 17144), (320, 10715), (400, 8572), (800, 4286), (1600, 2143)]