2017390360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{13339}}^1$

素因数の和:13568

約数の個数: 64

約数和(自身を含む): 4802400000

約数和(自身を除く): 2785009640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 199, 380, 398, 760, 796, 995, 1592, 1990, 3781, 3980, 7562, 7960, 13339, 15124, 18905, 26678, 30248, 37810, 53356, 66695, 75620, 106712, 133390, 151240, 253441, 266780, 506882, 533560, 1013764, 1267205, 2027528, 2534410, 2654461, 5068820, 5308922, 10137640, 10617844, 13272305, 21235688, 26544610, 50434759, 53089220, 100869518, 106178440, 201739036, 252173795, 403478072, 504347590, 1008695180, 2017390360]

約数ペア:

[(1, 2017390360), (2, 1008695180), (4, 504347590), (5, 403478072), (8, 252173795), (10, 201739036), (19, 106178440), (20, 100869518), (38, 53089220), (40, 50434759), (76, 26544610), (95, 21235688), (152, 13272305), (190, 10617844), (199, 10137640), (380, 5308922), (398, 5068820), (760, 2654461), (796, 2534410), (995, 2027528), (1592, 1267205), (1990, 1013764), (3781, 533560), (3980, 506882), (7562, 266780), (7960, 253441), (13339, 151240), (15124, 133390), (18905, 106712), (26678, 75620), (30248, 66695), (37810, 53356)]