28176080

素因数分解:

$2^4\times 5^1\times {\mathrm{352201}}^1$

素因数の和:352214

約数の個数: 20

約数和(自身を含む): 65509572

約数和(自身を除く): 37333492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 352201, 704402, 1408804, 1761005, 2817608, 3522010, 5635216, 7044020, 14088040, 28176080]

約数ペア:

[(1, 28176080), (2, 14088040), (4, 7044020), (5, 5635216), (8, 3522010), (10, 2817608), (16, 1761005), (20, 1408804), (40, 704402), (80, 352201)]