27874420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199103}}^1$

素因数の和:199119

約数の個数: 24

約数和(自身を含む): 66898944

約数和(自身を除く): 39024524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199103, 398206, 796412, 995515, 1393721, 1991030, 2787442, 3982060, 5574884, 6968605, 13937210, 27874420]

約数ペア:

[(1, 27874420), (2, 13937210), (4, 6968605), (5, 5574884), (7, 3982060), (10, 2787442), (14, 1991030), (20, 1393721), (28, 995515), (35, 796412), (70, 398206), (140, 199103)]