22628800

素因数分解:

$2^6\times 5^2\times {\mathrm{14143}}^1$

素因数の和:14165

約数の個数: 42

約数和(自身を含む): 55684928

約数和(自身を除く): 33056128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 14143, 28286, 56572, 70715, 113144, 141430, 226288, 282860, 353575, 452576, 565720, 707150, 905152, 1131440, 1414300, 2262880, 2828600, 4525760, 5657200, 11314400, 22628800]

約数ペア:

[(1, 22628800), (2, 11314400), (4, 5657200), (5, 4525760), (8, 2828600), (10, 2262880), (16, 1414300), (20, 1131440), (25, 905152), (32, 707150), (40, 565720), (50, 452576), (64, 353575), (80, 282860), (100, 226288), (160, 141430), (200, 113144), (320, 70715), (400, 56572), (800, 28286), (1600, 14143)]