20172280000

素因数分解:

$2^6\times 5^4\times {\mathrm{504307}}^1$

素因数の和:504339

約数の個数: 70

約数和(自身を含む): 50020797596

約数和(自身を除く): 29848517596

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, 625, 800, 1000, 1250, 1600, 2000, 2500, 4000, 5000, 8000, 10000, 20000, 40000, 504307, 1008614, 2017228, 2521535, 4034456, 5043070, 8068912, 10086140, 12607675, 16137824, 20172280, 25215350, 32275648, 40344560, 50430700, 63038375, 80689120, 100861400, 126076750, 161378240, 201722800, 252153500, 315191875, 403445600, 504307000, 630383750, 806891200, 1008614000, 1260767500, 2017228000, 2521535000, 4034456000, 5043070000, 10086140000, 20172280000]

約数ペア:

[(1, 20172280000), (2, 10086140000), (4, 5043070000), (5, 4034456000), (8, 2521535000), (10, 2017228000), (16, 1260767500), (20, 1008614000), (25, 806891200), (32, 630383750), (40, 504307000), (50, 403445600), (64, 315191875), (80, 252153500), (100, 201722800), (125, 161378240), (160, 126076750), (200, 100861400), (250, 80689120), (320, 63038375), (400, 50430700), (500, 40344560), (625, 32275648), (800, 25215350), (1000, 20172280), (1250, 16137824), (1600, 12607675), (2000, 10086140), (2500, 8068912), (4000, 5043070), (5000, 4034456), (8000, 2521535), (10000, 2017228), (20000, 1008614), (40000, 504307)]