385420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2753}}^1$

素因数の和:2769

約数の個数: 24

約数和(自身を含む): 925344

約数和(自身を除く): 539924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2753, 5506, 11012, 13765, 19271, 27530, 38542, 55060, 77084, 96355, 192710, 385420]

約数ペア:

[(1, 385420), (2, 192710), (4, 96355), (5, 77084), (7, 55060), (10, 38542), (14, 27530), (20, 19271), (28, 13765), (35, 11012), (70, 5506), (140, 2753)]