1860000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{31}}^1$

素因数の和:64

約数の個数: 120

約数和(自身を含む): 6297984

約数和(自身を除く): 4437984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 75, 80, 93, 96, 100, 120, 124, 125, 150, 155, 160, 186, 200, 240, 248, 250, 300, 310, 372, 375, 400, 465, 480, 496, 500, 600, 620, 625, 744, 750, 775, 800, 930, 992, 1000, 1200, 1240, 1250, 1488, 1500, 1550, 1860, 1875, 2000, 2325, 2400, 2480, 2500, 2976, 3000, 3100, 3720, 3750, 3875, 4000, 4650, 4960, 5000, 6000, 6200, 7440, 7500, 7750, 9300, 10000, 11625, 12000, 12400, 14880, 15000, 15500, 18600, 19375, 20000, 23250, 24800, 30000, 31000, 37200, 38750, 46500, 58125, 60000, 62000, 74400, 77500, 93000, 116250, 124000, 155000, 186000, 232500, 310000, 372000, 465000, 620000, 930000, 1860000]

約数ペア:

[(1, 1860000), (2, 930000), (3, 620000), (4, 465000), (5, 372000), (6, 310000), (8, 232500), (10, 186000), (12, 155000), (15, 124000), (16, 116250), (20, 93000), (24, 77500), (25, 74400), (30, 62000), (31, 60000), (32, 58125), (40, 46500), (48, 38750), (50, 37200), (60, 31000), (62, 30000), (75, 24800), (80, 23250), (93, 20000), (96, 19375), (100, 18600), (120, 15500), (124, 15000), (125, 14880), (150, 12400), (155, 12000), (160, 11625), (186, 10000), (200, 9300), (240, 7750), (248, 7500), (250, 7440), (300, 6200), (310, 6000), (372, 5000), (375, 4960), (400, 4650), (465, 4000), (480, 3875), (496, 3750), (500, 3720), (600, 3100), (620, 3000), (625, 2976), (744, 2500), (750, 2480), (775, 2400), (800, 2325), (930, 2000), (992, 1875), (1000, 1860), (1200, 1550), (1240, 1500), (1250, 1488)]