2571000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{857}}^1$

素因数の和:881

約数の個数: 64

約数和(自身を含む): 8030880

約数和(自身を除く): 5459880

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, 857, 1000, 1500, 1714, 2571, 3000, 3428, 4285, 5142, 6856, 8570, 10284, 12855, 17140, 20568, 21425, 25710, 34280, 42850, 51420, 64275, 85700, 102840, 107125, 128550, 171400, 214250, 257100, 321375, 428500, 514200, 642750, 857000, 1285500, 2571000]

約数ペア:

[(1, 2571000), (2, 1285500), (3, 857000), (4, 642750), (5, 514200), (6, 428500), (8, 321375), (10, 257100), (12, 214250), (15, 171400), (20, 128550), (24, 107125), (25, 102840), (30, 85700), (40, 64275), (50, 51420), (60, 42850), (75, 34280), (100, 25710), (120, 21425), (125, 20568), (150, 17140), (200, 12855), (250, 10284), (300, 8570), (375, 6856), (500, 5142), (600, 4285), (750, 3428), (857, 3000), (1000, 2571), (1500, 1714)]