2017807280

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{130687}}^1$

素因数の和:130893

約数の個数: 40

約数和(自身を含む): 4715745792

約数和(自身を除く): 2697938512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 7720, 15440, 130687, 261374, 522748, 653435, 1045496, 1306870, 2090992, 2613740, 5227480, 10454960, 25222591, 50445182, 100890364, 126112955, 201780728, 252225910, 403561456, 504451820, 1008903640, 2017807280]

約数ペア:

[(1, 2017807280), (2, 1008903640), (4, 504451820), (5, 403561456), (8, 252225910), (10, 201780728), (16, 126112955), (20, 100890364), (40, 50445182), (80, 25222591), (193, 10454960), (386, 5227480), (772, 2613740), (965, 2090992), (1544, 1306870), (1930, 1045496), (3088, 653435), (3860, 522748), (7720, 261374), (15440, 130687)]