2851290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2437}}^1$

素因数の和:2463

約数の個数: 48

約数和(自身を含む): 7986888

約数和(自身を除く): 5135598

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 2437, 4874, 7311, 12185, 14622, 21933, 24370, 31681, 36555, 43866, 63362, 73110, 95043, 109665, 158405, 190086, 219330, 285129, 316810, 475215, 570258, 950430, 1425645, 2851290]

約数ペア:

[(1, 2851290), (2, 1425645), (3, 950430), (5, 570258), (6, 475215), (9, 316810), (10, 285129), (13, 219330), (15, 190086), (18, 158405), (26, 109665), (30, 95043), (39, 73110), (45, 63362), (65, 43866), (78, 36555), (90, 31681), (117, 24370), (130, 21933), (195, 14622), (234, 12185), (390, 7311), (585, 4874), (1170, 2437)]