12630400

素因数分解:

$2^7\times 5^2\times {\mathrm{3947}}^1$

素因数の和:3971

約数の個数: 48

約数和(自身を含む): 31208940

約数和(自身を除く): 18578540

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, 1600, 3200, 3947, 7894, 15788, 19735, 31576, 39470, 63152, 78940, 98675, 126304, 157880, 197350, 252608, 315760, 394700, 505216, 631520, 789400, 1263040, 1578800, 2526080, 3157600, 6315200, 12630400]

約数ペア:

[(1, 12630400), (2, 6315200), (4, 3157600), (5, 2526080), (8, 1578800), (10, 1263040), (16, 789400), (20, 631520), (25, 505216), (32, 394700), (40, 315760), (50, 252608), (64, 197350), (80, 157880), (100, 126304), (128, 98675), (160, 78940), (200, 63152), (320, 39470), (400, 31576), (640, 19735), (800, 15788), (1600, 7894), (3200, 3947)]