1668870

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{883}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 5091840

約数和(自身を除く): 3422970

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 883, 945, 1766, 1890, 2649, 4415, 5298, 6181, 7947, 8830, 12362, 13245, 15894, 18543, 23841, 26490, 30905, 37086, 39735, 47682, 55629, 61810, 79470, 92715, 111258, 119205, 166887, 185430, 238410, 278145, 333774, 556290, 834435, 1668870]

約数ペア:

[(1, 1668870), (2, 834435), (3, 556290), (5, 333774), (6, 278145), (7, 238410), (9, 185430), (10, 166887), (14, 119205), (15, 111258), (18, 92715), (21, 79470), (27, 61810), (30, 55629), (35, 47682), (42, 39735), (45, 37086), (54, 30905), (63, 26490), (70, 23841), (90, 18543), (105, 15894), (126, 13245), (135, 12362), (189, 8830), (210, 7947), (270, 6181), (315, 5298), (378, 4415), (630, 2649), (883, 1890), (945, 1766)]