2019909120

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{263009}}^1$

素因数の和:263035

約数の個数: 80

約数和(自身を含む): 6457421520

約数和(自身を除く): 4437512400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 263009, 526018, 789027, 1052036, 1315045, 1578054, 2104072, 2630090, 3156108, 3945135, 4208144, 5260180, 6312216, 7890270, 8416288, 10520360, 12624432, 15780540, 16832576, 21040720, 25248864, 31561080, 33665152, 42081440, 50497728, 63122160, 67330304, 84162880, 100995456, 126244320, 134660608, 168325760, 201990912, 252488640, 336651520, 403981824, 504977280, 673303040, 1009954560, 2019909120]

約数ペア:

[(1, 2019909120), (2, 1009954560), (3, 673303040), (4, 504977280), (5, 403981824), (6, 336651520), (8, 252488640), (10, 201990912), (12, 168325760), (15, 134660608), (16, 126244320), (20, 100995456), (24, 84162880), (30, 67330304), (32, 63122160), (40, 50497728), (48, 42081440), (60, 33665152), (64, 31561080), (80, 25248864), (96, 21040720), (120, 16832576), (128, 15780540), (160, 12624432), (192, 10520360), (240, 8416288), (256, 7890270), (320, 6312216), (384, 5260180), (480, 4208144), (512, 3945135), (640, 3156108), (768, 2630090), (960, 2104072), (1280, 1578054), (1536, 1315045), (1920, 1052036), (2560, 789027), (3840, 526018), (7680, 263009)]