20551350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{7211}}^1$

素因数の和:7245

約数の個数: 48

約数和(自身を含む): 53657280

約数和(自身を除く): 33105930

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 150, 190, 285, 475, 570, 950, 1425, 2850, 7211, 14422, 21633, 36055, 43266, 72110, 108165, 137009, 180275, 216330, 274018, 360550, 411027, 540825, 685045, 822054, 1081650, 1370090, 2055135, 3425225, 4110270, 6850450, 10275675, 20551350]

約数ペア:

[(1, 20551350), (2, 10275675), (3, 6850450), (5, 4110270), (6, 3425225), (10, 2055135), (15, 1370090), (19, 1081650), (25, 822054), (30, 685045), (38, 540825), (50, 411027), (57, 360550), (75, 274018), (95, 216330), (114, 180275), (150, 137009), (190, 108165), (285, 72110), (475, 43266), (570, 36055), (950, 21633), (1425, 14422), (2850, 7211)]