1920000

素因数分解:

$2^{10}\times 3^1\times 5^4$

素因数の和:43

約数の個数: 110

約数和(自身を含む): 6394828

約数和(自身を除く): 4474828

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 256, 300, 320, 375, 384, 400, 480, 500, 512, 600, 625, 640, 750, 768, 800, 960, 1000, 1024, 1200, 1250, 1280, 1500, 1536, 1600, 1875, 1920, 2000, 2400, 2500, 2560, 3000, 3072, 3200, 3750, 3840, 4000, 4800, 5000, 5120, 6000, 6400, 7500, 7680, 8000, 9600, 10000, 12000, 12800, 15000, 15360, 16000, 19200, 20000, 24000, 25600, 30000, 32000, 38400, 40000, 48000, 60000, 64000, 76800, 80000, 96000, 120000, 128000, 160000, 192000, 240000, 320000, 384000, 480000, 640000, 960000, 1920000]

約数ペア:

[(1, 1920000), (2, 960000), (3, 640000), (4, 480000), (5, 384000), (6, 320000), (8, 240000), (10, 192000), (12, 160000), (15, 128000), (16, 120000), (20, 96000), (24, 80000), (25, 76800), (30, 64000), (32, 60000), (40, 48000), (48, 40000), (50, 38400), (60, 32000), (64, 30000), (75, 25600), (80, 24000), (96, 20000), (100, 19200), (120, 16000), (125, 15360), (128, 15000), (150, 12800), (160, 12000), (192, 10000), (200, 9600), (240, 8000), (250, 7680), (256, 7500), (300, 6400), (320, 6000), (375, 5120), (384, 5000), (400, 4800), (480, 4000), (500, 3840), (512, 3750), (600, 3200), (625, 3072), (640, 3000), (750, 2560), (768, 2500), (800, 2400), (960, 2000), (1000, 1920), (1024, 1875), (1200, 1600), (1250, 1536), (1280, 1500)]