2400000

素因数分解:

$2^8\times 3^1\times 5^5$

素因数の和:44

約数の個数: 108

約数和(自身を含む): 7983864

約数和(自身を除く): 5583864

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, 600, 625, 640, 750, 768, 800, 960, 1000, 1200, 1250, 1280, 1500, 1600, 1875, 1920, 2000, 2400, 2500, 3000, 3125, 3200, 3750, 3840, 4000, 4800, 5000, 6000, 6250, 6400, 7500, 8000, 9375, 9600, 10000, 12000, 12500, 15000, 16000, 18750, 19200, 20000, 24000, 25000, 30000, 32000, 37500, 40000, 48000, 50000, 60000, 75000, 80000, 96000, 100000, 120000, 150000, 160000, 200000, 240000, 300000, 400000, 480000, 600000, 800000, 1200000, 2400000]

約数ペア:

[(1, 2400000), (2, 1200000), (3, 800000), (4, 600000), (5, 480000), (6, 400000), (8, 300000), (10, 240000), (12, 200000), (15, 160000), (16, 150000), (20, 120000), (24, 100000), (25, 96000), (30, 80000), (32, 75000), (40, 60000), (48, 50000), (50, 48000), (60, 40000), (64, 37500), (75, 32000), (80, 30000), (96, 25000), (100, 24000), (120, 20000), (125, 19200), (128, 18750), (150, 16000), (160, 15000), (192, 12500), (200, 12000), (240, 10000), (250, 9600), (256, 9375), (300, 8000), (320, 7500), (375, 6400), (384, 6250), (400, 6000), (480, 5000), (500, 4800), (600, 4000), (625, 3840), (640, 3750), (750, 3200), (768, 3125), (800, 3000), (960, 2500), (1000, 2400), (1200, 2000), (1250, 1920), (1280, 1875), (1500, 1600)]