19774160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{35311}}^1$

素因数の和:35331

約数の個数: 40

約数和(自身を含む): 52544256

約数和(自身を除く): 32770096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 35311, 70622, 141244, 176555, 247177, 282488, 353110, 494354, 564976, 706220, 988708, 1235885, 1412440, 1977416, 2471770, 2824880, 3954832, 4943540, 9887080, 19774160]

約数ペア:

[(1, 19774160), (2, 9887080), (4, 4943540), (5, 3954832), (7, 2824880), (8, 2471770), (10, 1977416), (14, 1412440), (16, 1235885), (20, 988708), (28, 706220), (35, 564976), (40, 494354), (56, 353110), (70, 282488), (80, 247177), (112, 176555), (140, 141244), (280, 70622), (560, 35311)]