55888840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199603}}^1$

素因数の和:199621

約数の個数: 32

約数和(自身を含む): 143714880

約数和(自身を除く): 87826040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 199603, 399206, 798412, 998015, 1397221, 1596824, 1996030, 2794442, 3992060, 5588884, 6986105, 7984120, 11177768, 13972210, 27944420, 55888840]

約数ペア:

[(1, 55888840), (2, 27944420), (4, 13972210), (5, 11177768), (7, 7984120), (8, 6986105), (10, 5588884), (14, 3992060), (20, 2794442), (28, 1996030), (35, 1596824), (40, 1397221), (56, 998015), (70, 798412), (140, 399206), (280, 199603)]