2839060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2897}}^1$

素因数の和:2920

約数の個数: 36

約数和(自身を含む): 6937812

約数和(自身を除く): 4098752

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2897, 5794, 11588, 14485, 20279, 28970, 40558, 57940, 81116, 101395, 141953, 202790, 283906, 405580, 567812, 709765, 1419530, 2839060]

約数ペア:

[(1, 2839060), (2, 1419530), (4, 709765), (5, 567812), (7, 405580), (10, 283906), (14, 202790), (20, 141953), (28, 101395), (35, 81116), (49, 57940), (70, 40558), (98, 28970), (140, 20279), (196, 14485), (245, 11588), (490, 5794), (980, 2897)]