40228880

素因数分解:

$2^4\times 5^1\times {\mathrm{502861}}^1$

素因数の和:502874

約数の個数: 20

約数和(自身を含む): 93532332

約数和(自身を除く): 53303452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 502861, 1005722, 2011444, 2514305, 4022888, 5028610, 8045776, 10057220, 20114440, 40228880]

約数ペア:

[(1, 40228880), (2, 20114440), (4, 10057220), (5, 8045776), (8, 5028610), (10, 4022888), (16, 2514305), (20, 2011444), (40, 1005722), (80, 502861)]