8145320

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{757}}^1$

素因数の和:1037

約数の個数: 32

約数和(自身を含む): 18419400

約数和(自身を除く): 10274080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 757, 1076, 1345, 1514, 2152, 2690, 3028, 3785, 5380, 6056, 7570, 10760, 15140, 30280, 203633, 407266, 814532, 1018165, 1629064, 2036330, 4072660, 8145320]

約数ペア:

[(1, 8145320), (2, 4072660), (4, 2036330), (5, 1629064), (8, 1018165), (10, 814532), (20, 407266), (40, 203633), (269, 30280), (538, 15140), (757, 10760), (1076, 7570), (1345, 6056), (1514, 5380), (2152, 3785), (2690, 3028)]