27521440

素因数分解:

$2^5\times 5^1\times {\mathrm{172009}}^1$

素因数の和:172024

約数の個数: 24

約数和(自身を含む): 65019780

約数和(自身を除く): 37498340

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 172009, 344018, 688036, 860045, 1376072, 1720090, 2752144, 3440180, 5504288, 6880360, 13760720, 27521440]

約数ペア:

[(1, 27521440), (2, 13760720), (4, 6880360), (5, 5504288), (8, 3440180), (10, 2752144), (16, 1720090), (20, 1376072), (32, 860045), (40, 688036), (80, 344018), (160, 172009)]