810382020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1929481}}^1$

素因数の和:1929500

約数の個数: 48

約数和(自身を含む): 2593223808

約数和(自身を除く): 1782841788

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, 1929481, 3858962, 5788443, 7717924, 9647405, 11576886, 13506367, 19294810, 23153772, 27012734, 28942215, 38589620, 40519101, 54025468, 57884430, 67531835, 81038202, 115768860, 135063670, 162076404, 202595505, 270127340, 405191010, 810382020]

約数ペア:

[(1, 810382020), (2, 405191010), (3, 270127340), (4, 202595505), (5, 162076404), (6, 135063670), (7, 115768860), (10, 81038202), (12, 67531835), (14, 57884430), (15, 54025468), (20, 40519101), (21, 38589620), (28, 28942215), (30, 27012734), (35, 23153772), (42, 19294810), (60, 13506367), (70, 11576886), (84, 9647405), (105, 7717924), (140, 5788443), (210, 3858962), (420, 1929481)]