19428000

素因数分解:

$2^5\times 3^1\times 5^3\times {\mathrm{1619}}^1$

素因数の和:1647

約数の個数: 96

約数和(自身を含む): 63685440

約数和(自身を除く): 44257440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 240, 250, 300, 375, 400, 480, 500, 600, 750, 800, 1000, 1200, 1500, 1619, 2000, 2400, 3000, 3238, 4000, 4857, 6000, 6476, 8095, 9714, 12000, 12952, 16190, 19428, 24285, 25904, 32380, 38856, 40475, 48570, 51808, 64760, 77712, 80950, 97140, 121425, 129520, 155424, 161900, 194280, 202375, 242850, 259040, 323800, 388560, 404750, 485700, 607125, 647600, 777120, 809500, 971400, 1214250, 1295200, 1619000, 1942800, 2428500, 3238000, 3885600, 4857000, 6476000, 9714000, 19428000]

約数ペア:

[(1, 19428000), (2, 9714000), (3, 6476000), (4, 4857000), (5, 3885600), (6, 3238000), (8, 2428500), (10, 1942800), (12, 1619000), (15, 1295200), (16, 1214250), (20, 971400), (24, 809500), (25, 777120), (30, 647600), (32, 607125), (40, 485700), (48, 404750), (50, 388560), (60, 323800), (75, 259040), (80, 242850), (96, 202375), (100, 194280), (120, 161900), (125, 155424), (150, 129520), (160, 121425), (200, 97140), (240, 80950), (250, 77712), (300, 64760), (375, 51808), (400, 48570), (480, 40475), (500, 38856), (600, 32380), (750, 25904), (800, 24285), (1000, 19428), (1200, 16190), (1500, 12952), (1619, 12000), (2000, 9714), (2400, 8095), (3000, 6476), (3238, 6000), (4000, 4857)]