20114440

素因数分解:

$2^3\times 5^1\times {\mathrm{502861}}^1$

素因数の和:502872

約数の個数: 16

約数和(自身を含む): 45257580

約数和(自身を除く): 25143140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 502861, 1005722, 2011444, 2514305, 4022888, 5028610, 10057220, 20114440]

約数ペア:

[(1, 20114440), (2, 10057220), (4, 5028610), (5, 4022888), (8, 2514305), (10, 2011444), (20, 1005722), (40, 502861)]