487352720

素因数分解:

$2^4\times 5^1\times {\mathrm{557}}^1\times {\mathrm{10937}}^1$

素因数の和:11507

約数の個数: 40

約数和(自身を含む): 1135233144

約数和(自身を除く): 647880424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 557, 1114, 2228, 2785, 4456, 5570, 8912, 10937, 11140, 21874, 22280, 43748, 44560, 54685, 87496, 109370, 174992, 218740, 437480, 874960, 6091909, 12183818, 24367636, 30459545, 48735272, 60919090, 97470544, 121838180, 243676360, 487352720]

約数ペア:

[(1, 487352720), (2, 243676360), (4, 121838180), (5, 97470544), (8, 60919090), (10, 48735272), (16, 30459545), (20, 24367636), (40, 12183818), (80, 6091909), (557, 874960), (1114, 437480), (2228, 218740), (2785, 174992), (4456, 109370), (5570, 87496), (8912, 54685), (10937, 44560), (11140, 43748), (21874, 22280)]