66097780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{472127}}^1$

素因数の和:472143

約数の個数: 24

約数和(自身を含む): 158635008

約数和(自身を除く): 92537228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 472127, 944254, 1888508, 2360635, 3304889, 4721270, 6609778, 9442540, 13219556, 16524445, 33048890, 66097780]

約数ペア:

[(1, 66097780), (2, 33048890), (4, 16524445), (5, 13219556), (7, 9442540), (10, 6609778), (14, 4721270), (20, 3304889), (28, 2360635), (35, 1888508), (70, 944254), (140, 472127)]