12478900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17827}}^1$

素因数の和:17848

約数の個数: 36

約数和(自身を含む): 30949408

約数和(自身を除く): 18470508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 17827, 35654, 71308, 89135, 124789, 178270, 249578, 356540, 445675, 499156, 623945, 891350, 1247890, 1782700, 2495780, 3119725, 6239450, 12478900]

約数ペア:

[(1, 12478900), (2, 6239450), (4, 3119725), (5, 2495780), (7, 1782700), (10, 1247890), (14, 891350), (20, 623945), (25, 499156), (28, 445675), (35, 356540), (50, 249578), (70, 178270), (100, 124789), (140, 89135), (175, 71308), (350, 35654), (700, 17827)]