1214447020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{7457}}^1$

素因数の和:7962

約数の個数: 48

約数和(自身を含む): 2706359040

約数和(自身を除く): 1491912020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 479, 958, 1916, 2395, 4790, 7457, 8143, 9580, 14914, 16286, 29828, 32572, 37285, 40715, 74570, 81430, 126769, 149140, 162860, 253538, 507076, 633845, 1267690, 2535380, 3571903, 7143806, 14287612, 17859515, 35719030, 60722351, 71438060, 121444702, 242889404, 303611755, 607223510, 1214447020]

約数ペア:

[(1, 1214447020), (2, 607223510), (4, 303611755), (5, 242889404), (10, 121444702), (17, 71438060), (20, 60722351), (34, 35719030), (68, 17859515), (85, 14287612), (170, 7143806), (340, 3571903), (479, 2535380), (958, 1267690), (1916, 633845), (2395, 507076), (4790, 253538), (7457, 162860), (8143, 149140), (9580, 126769), (14914, 81430), (16286, 74570), (29828, 40715), (32572, 37285)]