27965420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199753}}^1$

素因数の和:199769

約数の個数: 24

約数和(自身を含む): 67117344

約数和(自身を除く): 39151924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199753, 399506, 799012, 998765, 1398271, 1997530, 2796542, 3995060, 5593084, 6991355, 13982710, 27965420]

約数ペア:

[(1, 27965420), (2, 13982710), (4, 6991355), (5, 5593084), (7, 3995060), (10, 2796542), (14, 1997530), (20, 1398271), (28, 998765), (35, 799012), (70, 399506), (140, 199753)]