2016108280

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{99023}}^1$

素因数の和:99543

約数の個数: 32

約数和(自身を含む): 4545201600

約数和(自身を除く): 2529093320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 4072, 5090, 10180, 20360, 99023, 198046, 396092, 495115, 792184, 990230, 1980460, 3960920, 50402707, 100805414, 201610828, 252013535, 403221656, 504027070, 1008054140, 2016108280]

約数ペア:

[(1, 2016108280), (2, 1008054140), (4, 504027070), (5, 403221656), (8, 252013535), (10, 201610828), (20, 100805414), (40, 50402707), (509, 3960920), (1018, 1980460), (2036, 990230), (2545, 792184), (4072, 495115), (5090, 396092), (10180, 198046), (20360, 99023)]