2066886400

素因数分解:

$2^8\times 5^2\times {\mathrm{322951}}^1$

素因数の和:322977

約数の個数: 54

約数和(自身を含む): 5115882632

約数和(自身を除く): 3048996232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 322951, 645902, 1291804, 1614755, 2583608, 3229510, 5167216, 6459020, 8073775, 10334432, 12918040, 16147550, 20668864, 25836080, 32295100, 41337728, 51672160, 64590200, 82675456, 103344320, 129180400, 206688640, 258360800, 413377280, 516721600, 1033443200, 2066886400]

約数ペア:

[(1, 2066886400), (2, 1033443200), (4, 516721600), (5, 413377280), (8, 258360800), (10, 206688640), (16, 129180400), (20, 103344320), (25, 82675456), (32, 64590200), (40, 51672160), (50, 41337728), (64, 32295100), (80, 25836080), (100, 20668864), (128, 16147550), (160, 12918040), (200, 10334432), (256, 8073775), (320, 6459020), (400, 5167216), (640, 3229510), (800, 2583608), (1280, 1614755), (1600, 1291804), (3200, 645902), (6400, 322951)]