27944420

素因数分解:

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

素因数の和:199619

約数の個数: 24

約数和(自身を含む): 67066944

約数和(自身を除く): 39122524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199603, 399206, 798412, 998015, 1397221, 1996030, 2794442, 3992060, 5588884, 6986105, 13972210, 27944420]

約数ペア:

[(1, 27944420), (2, 13972210), (4, 6986105), (5, 5588884), (7, 3992060), (10, 2794442), (14, 1996030), (20, 1397221), (28, 998015), (35, 798412), (70, 399206), (140, 199603)]