12340400

素因数分解:

$2^4\times 5^2\times {\mathrm{30851}}^1$

素因数の和:30869

約数の個数: 30

約数和(自身を含む): 29648772

約数和(自身を除く): 17308372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 30851, 61702, 123404, 154255, 246808, 308510, 493616, 617020, 771275, 1234040, 1542550, 2468080, 3085100, 6170200, 12340400]

約数ペア:

[(1, 12340400), (2, 6170200), (4, 3085100), (5, 2468080), (8, 1542550), (10, 1234040), (16, 771275), (20, 617020), (25, 493616), (40, 308510), (50, 246808), (80, 154255), (100, 123404), (200, 61702), (400, 30851)]