2187090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1311

約数の個数: 48

約数和(自身を含む): 5990400

約数和(自身を除く): 3803310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1279, 1710, 2558, 3837, 6395, 7674, 11511, 12790, 19185, 23022, 24301, 38370, 48602, 57555, 72903, 115110, 121505, 145806, 218709, 243010, 364515, 437418, 729030, 1093545, 2187090]

約数ペア:

[(1, 2187090), (2, 1093545), (3, 729030), (5, 437418), (6, 364515), (9, 243010), (10, 218709), (15, 145806), (18, 121505), (19, 115110), (30, 72903), (38, 57555), (45, 48602), (57, 38370), (90, 24301), (95, 23022), (114, 19185), (171, 12790), (190, 11511), (285, 7674), (342, 6395), (570, 3837), (855, 2558), (1279, 1710)]