18074000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{1291}}^1$

素因数の和:1321

約数の個数: 80

約数和(自身を含む): 49984896

約数和(自身を除く): 31910896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1291, 1400, 1750, 2000, 2582, 2800, 3500, 5164, 6455, 7000, 9037, 10328, 12910, 14000, 18074, 20656, 25820, 32275, 36148, 45185, 51640, 64550, 72296, 90370, 103280, 129100, 144592, 161375, 180740, 225925, 258200, 322750, 361480, 451850, 516400, 645500, 722960, 903700, 1129625, 1291000, 1807400, 2259250, 2582000, 3614800, 4518500, 9037000, 18074000]

約数ペア:

[(1, 18074000), (2, 9037000), (4, 4518500), (5, 3614800), (7, 2582000), (8, 2259250), (10, 1807400), (14, 1291000), (16, 1129625), (20, 903700), (25, 722960), (28, 645500), (35, 516400), (40, 451850), (50, 361480), (56, 322750), (70, 258200), (80, 225925), (100, 180740), (112, 161375), (125, 144592), (140, 129100), (175, 103280), (200, 90370), (250, 72296), (280, 64550), (350, 51640), (400, 45185), (500, 36148), (560, 32275), (700, 25820), (875, 20656), (1000, 18074), (1291, 14000), (1400, 12910), (1750, 10328), (2000, 9037), (2582, 7000), (2800, 6455), (3500, 5164)]