989060

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2909}}^1$

素因数の和:2935

約数の個数: 24

約数和(自身を含む): 2199960

約数和(自身を除く): 1210900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2909, 5818, 11636, 14545, 29090, 49453, 58180, 98906, 197812, 247265, 494530, 989060]

約数ペア:

[(1, 989060), (2, 494530), (4, 247265), (5, 197812), (10, 98906), (17, 58180), (20, 49453), (34, 29090), (68, 14545), (85, 11636), (170, 5818), (340, 2909)]