2589000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{863}}^1$

素因数の和:887

約数の個数: 64

約数和(自身を含む): 8087040

約数和(自身を除く): 5498040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 863, 1000, 1500, 1726, 2589, 3000, 3452, 4315, 5178, 6904, 8630, 10356, 12945, 17260, 20712, 21575, 25890, 34520, 43150, 51780, 64725, 86300, 103560, 107875, 129450, 172600, 215750, 258900, 323625, 431500, 517800, 647250, 863000, 1294500, 2589000]

約数ペア:

[(1, 2589000), (2, 1294500), (3, 863000), (4, 647250), (5, 517800), (6, 431500), (8, 323625), (10, 258900), (12, 215750), (15, 172600), (20, 129450), (24, 107875), (25, 103560), (30, 86300), (40, 64725), (50, 51780), (60, 43150), (75, 34520), (100, 25890), (120, 21575), (125, 20712), (150, 17260), (200, 12945), (250, 10356), (300, 8630), (375, 6904), (500, 5178), (600, 4315), (750, 3452), (863, 3000), (1000, 2589), (1500, 1726)]