21952000

素因数分解:

$2^9\times 5^3\times 7^3$

素因数の和:54

約数の個数: 160

約数和(自身を含む): 63835200

約数和(自身を除く): 41883200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 125, 128, 140, 160, 175, 196, 200, 224, 245, 250, 256, 280, 320, 343, 350, 392, 400, 448, 490, 500, 512, 560, 640, 686, 700, 784, 800, 875, 896, 980, 1000, 1120, 1225, 1280, 1372, 1400, 1568, 1600, 1715, 1750, 1792, 1960, 2000, 2240, 2450, 2560, 2744, 2800, 3136, 3200, 3430, 3500, 3584, 3920, 4000, 4480, 4900, 5488, 5600, 6125, 6272, 6400, 6860, 7000, 7840, 8000, 8575, 8960, 9800, 10976, 11200, 12250, 12544, 12800, 13720, 14000, 15680, 16000, 17150, 17920, 19600, 21952, 22400, 24500, 25088, 27440, 28000, 31360, 32000, 34300, 39200, 42875, 43904, 44800, 49000, 54880, 56000, 62720, 64000, 68600, 78400, 85750, 87808, 89600, 98000, 109760, 112000, 125440, 137200, 156800, 171500, 175616, 196000, 219520, 224000, 274400, 313600, 343000, 392000, 439040, 448000, 548800, 627200, 686000, 784000, 878080, 1097600, 1372000, 1568000, 2195200, 2744000, 3136000, 4390400, 5488000, 10976000, 21952000]

約数ペア:

[(1, 21952000), (2, 10976000), (4, 5488000), (5, 4390400), (7, 3136000), (8, 2744000), (10, 2195200), (14, 1568000), (16, 1372000), (20, 1097600), (25, 878080), (28, 784000), (32, 686000), (35, 627200), (40, 548800), (49, 448000), (50, 439040), (56, 392000), (64, 343000), (70, 313600), (80, 274400), (98, 224000), (100, 219520), (112, 196000), (125, 175616), (128, 171500), (140, 156800), (160, 137200), (175, 125440), (196, 112000), (200, 109760), (224, 98000), (245, 89600), (250, 87808), (256, 85750), (280, 78400), (320, 68600), (343, 64000), (350, 62720), (392, 56000), (400, 54880), (448, 49000), (490, 44800), (500, 43904), (512, 42875), (560, 39200), (640, 34300), (686, 32000), (700, 31360), (784, 28000), (800, 27440), (875, 25088), (896, 24500), (980, 22400), (1000, 21952), (1120, 19600), (1225, 17920), (1280, 17150), (1372, 16000), (1400, 15680), (1568, 14000), (1600, 13720), (1715, 12800), (1750, 12544), (1792, 12250), (1960, 11200), (2000, 10976), (2240, 9800), (2450, 8960), (2560, 8575), (2744, 8000), (2800, 7840), (3136, 7000), (3200, 6860), (3430, 6400), (3500, 6272), (3584, 6125), (3920, 5600), (4000, 5488), (4480, 4900)]