19217280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{10009}}^1$

素因数の和:10031

約数の個数: 64

約数和(自身を含む): 61261200

約数和(自身を除く): 42043920

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, 320, 384, 480, 640, 960, 1920, 10009, 20018, 30027, 40036, 50045, 60054, 80072, 100090, 120108, 150135, 160144, 200180, 240216, 300270, 320288, 400360, 480432, 600540, 640576, 800720, 960864, 1201080, 1281152, 1601440, 1921728, 2402160, 3202880, 3843456, 4804320, 6405760, 9608640, 19217280]

約数ペア:

[(1, 19217280), (2, 9608640), (3, 6405760), (4, 4804320), (5, 3843456), (6, 3202880), (8, 2402160), (10, 1921728), (12, 1601440), (15, 1281152), (16, 1201080), (20, 960864), (24, 800720), (30, 640576), (32, 600540), (40, 480432), (48, 400360), (60, 320288), (64, 300270), (80, 240216), (96, 200180), (120, 160144), (128, 150135), (160, 120108), (192, 100090), (240, 80072), (320, 60054), (384, 50045), (480, 40036), (640, 30027), (960, 20018), (1920, 10009)]