27520120

素因数分解:

$2^3\times 5^1\times {\mathrm{688003}}^1$

素因数の和:688014

約数の個数: 16

約数和(自身を含む): 61920360

約数和(自身を除く): 34400240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 688003, 1376006, 2752012, 3440015, 5504024, 6880030, 13760060, 27520120]

約数ペア:

[(1, 27520120), (2, 13760060), (4, 6880030), (5, 5504024), (8, 3440015), (10, 2752012), (20, 1376006), (40, 688003)]