28963060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{206879}}^1$

素因数の和:206895

約数の個数: 24

約数和(自身を含む): 69511680

約数和(自身を除く): 40548620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 206879, 413758, 827516, 1034395, 1448153, 2068790, 2896306, 4137580, 5792612, 7240765, 14481530, 28963060]

約数ペア:

[(1, 28963060), (2, 14481530), (4, 7240765), (5, 5792612), (7, 4137580), (10, 2896306), (14, 2068790), (20, 1448153), (28, 1034395), (35, 827516), (70, 413758), (140, 206879)]