20195848000

素因数分解:

$2^6\times 5^3\times {\mathrm{2524481}}^1$

素因数の和:2524508

約数の個数: 56

約数和(自身を含む): 50015037384

約数和(自身を除く): 29819189384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 4000, 8000, 2524481, 5048962, 10097924, 12622405, 20195848, 25244810, 40391696, 50489620, 63112025, 80783392, 100979240, 126224050, 161566784, 201958480, 252448100, 315560125, 403916960, 504896200, 631120250, 807833920, 1009792400, 1262240500, 2019584800, 2524481000, 4039169600, 5048962000, 10097924000, 20195848000]

約数ペア:

[(1, 20195848000), (2, 10097924000), (4, 5048962000), (5, 4039169600), (8, 2524481000), (10, 2019584800), (16, 1262240500), (20, 1009792400), (25, 807833920), (32, 631120250), (40, 504896200), (50, 403916960), (64, 315560125), (80, 252448100), (100, 201958480), (125, 161566784), (160, 126224050), (200, 100979240), (250, 80783392), (320, 63112025), (400, 50489620), (500, 40391696), (800, 25244810), (1000, 20195848), (1600, 12622405), (2000, 10097924), (4000, 5048962), (8000, 2524481)]