200706040

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{7591}}^1$

素因数の和:8263

約数の個数: 32

約数和(自身を含む): 452331360

約数和(自身を除く): 251625320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 5288, 6610, 7591, 13220, 15182, 26440, 30364, 37955, 60728, 75910, 151820, 303640, 5017651, 10035302, 20070604, 25088255, 40141208, 50176510, 100353020, 200706040]

約数ペア:

[(1, 200706040), (2, 100353020), (4, 50176510), (5, 40141208), (8, 25088255), (10, 20070604), (20, 10035302), (40, 5017651), (661, 303640), (1322, 151820), (2644, 75910), (3305, 60728), (5288, 37955), (6610, 30364), (7591, 26440), (13220, 15182)]