2019251880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{243871}}^1$

素因数の和:243911

約数の個数: 96

約数和(自身を含む): 6847925760

約数和(自身を除く): 4828673880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2760, 4140, 8280, 243871, 487742, 731613, 975484, 1219355, 1463226, 1950968, 2194839, 2438710, 2926452, 3658065, 4389678, 4877420, 5609033, 5852904, 7316130, 8779356, 9754840, 10974195, 11218066, 14632260, 16827099, 17558712, 21948390, 22436132, 28045165, 29264520, 33654198, 43896780, 44872264, 50481297, 56090330, 67308396, 84135495, 87793560, 100962594, 112180660, 134616792, 168270990, 201925188, 224361320, 252406485, 336541980, 403850376, 504812970, 673083960, 1009625940, 2019251880]

約数ペア:

[(1, 2019251880), (2, 1009625940), (3, 673083960), (4, 504812970), (5, 403850376), (6, 336541980), (8, 252406485), (9, 224361320), (10, 201925188), (12, 168270990), (15, 134616792), (18, 112180660), (20, 100962594), (23, 87793560), (24, 84135495), (30, 67308396), (36, 56090330), (40, 50481297), (45, 44872264), (46, 43896780), (60, 33654198), (69, 29264520), (72, 28045165), (90, 22436132), (92, 21948390), (115, 17558712), (120, 16827099), (138, 14632260), (180, 11218066), (184, 10974195), (207, 9754840), (230, 8779356), (276, 7316130), (345, 5852904), (360, 5609033), (414, 4877420), (460, 4389678), (552, 3658065), (690, 2926452), (828, 2438710), (920, 2194839), (1035, 1950968), (1380, 1463226), (1656, 1219355), (2070, 975484), (2760, 731613), (4140, 487742), (8280, 243871)]