200349220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{709}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 429408000

約数和(自身を除く): 229058780

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 199, 284, 355, 398, 709, 710, 796, 995, 1418, 1420, 1990, 2836, 3545, 3980, 7090, 14129, 14180, 28258, 50339, 56516, 70645, 100678, 141091, 141290, 201356, 251695, 282182, 282580, 503390, 564364, 705455, 1006780, 1410910, 2821820, 10017461, 20034922, 40069844, 50087305, 100174610, 200349220]

約数ペア:

[(1, 200349220), (2, 100174610), (4, 50087305), (5, 40069844), (10, 20034922), (20, 10017461), (71, 2821820), (142, 1410910), (199, 1006780), (284, 705455), (355, 564364), (398, 503390), (709, 282580), (710, 282182), (796, 251695), (995, 201356), (1418, 141290), (1420, 141091), (1990, 100678), (2836, 70645), (3545, 56516), (3980, 50339), (7090, 28258), (14129, 14180)]