2009093920

素因数分解:

$2^5\times 5^1\times {\mathrm{599}}^1\times {\mathrm{20963}}^1$

素因数の和:21577

約数の個数: 48

約数和(自身を含む): 4754635200

約数和(自身を除く): 2745541280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 599, 1198, 2396, 2995, 4792, 5990, 9584, 11980, 19168, 20963, 23960, 41926, 47920, 83852, 95840, 104815, 167704, 209630, 335408, 419260, 670816, 838520, 1677040, 3354080, 12556837, 25113674, 50227348, 62784185, 100454696, 125568370, 200909392, 251136740, 401818784, 502273480, 1004546960, 2009093920]

約数ペア:

[(1, 2009093920), (2, 1004546960), (4, 502273480), (5, 401818784), (8, 251136740), (10, 200909392), (16, 125568370), (20, 100454696), (32, 62784185), (40, 50227348), (80, 25113674), (160, 12556837), (599, 3354080), (1198, 1677040), (2396, 838520), (2995, 670816), (4792, 419260), (5990, 335408), (9584, 209630), (11980, 167704), (19168, 104815), (20963, 95840), (23960, 83852), (41926, 47920)]