1219260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2903}}^1$

素因数の和:2922

約数の個数: 48

約数和(自身を含む): 3902976

約数和(自身を除く): 2683716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2903, 5806, 8709, 11612, 14515, 17418, 20321, 29030, 34836, 40642, 43545, 58060, 60963, 81284, 87090, 101605, 121926, 174180, 203210, 243852, 304815, 406420, 609630, 1219260]

約数ペア:

[(1, 1219260), (2, 609630), (3, 406420), (4, 304815), (5, 243852), (6, 203210), (7, 174180), (10, 121926), (12, 101605), (14, 87090), (15, 81284), (20, 60963), (21, 58060), (28, 43545), (30, 40642), (35, 34836), (42, 29030), (60, 20321), (70, 17418), (84, 14515), (105, 11612), (140, 8709), (210, 5806), (420, 2903)]