3981180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{9479}}^1$

素因数の和:9498

約数の個数: 48

約数和(自身を含む): 12741120

約数和(自身を除く): 8759940

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, 9479, 18958, 28437, 37916, 47395, 56874, 66353, 94790, 113748, 132706, 142185, 189580, 199059, 265412, 284370, 331765, 398118, 568740, 663530, 796236, 995295, 1327060, 1990590, 3981180]

約数ペア:

[(1, 3981180), (2, 1990590), (3, 1327060), (4, 995295), (5, 796236), (6, 663530), (7, 568740), (10, 398118), (12, 331765), (14, 284370), (15, 265412), (20, 199059), (21, 189580), (28, 142185), (30, 132706), (35, 113748), (42, 94790), (60, 66353), (70, 56874), (84, 47395), (105, 37916), (140, 28437), (210, 18958), (420, 9479)]