20172837650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{2087}}^1\times {\mathrm{27617}}^1$

素因数の和:29723

約数の個数: 48

約数和(自身を含む): 42903789696

約数和(自身を除く): 22730952046

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 2087, 4174, 10435, 14609, 20870, 27617, 29218, 52175, 55234, 73045, 104350, 138085, 146090, 193319, 276170, 365225, 386638, 690425, 730450, 966595, 1380850, 1933190, 4832975, 9665950, 57636679, 115273358, 288183395, 403456753, 576366790, 806913506, 1440916975, 2017283765, 2881833950, 4034567530, 10086418825, 20172837650]

約数ペア:

[(1, 20172837650), (2, 10086418825), (5, 4034567530), (7, 2881833950), (10, 2017283765), (14, 1440916975), (25, 806913506), (35, 576366790), (50, 403456753), (70, 288183395), (175, 115273358), (350, 57636679), (2087, 9665950), (4174, 4832975), (10435, 1933190), (14609, 1380850), (20870, 966595), (27617, 730450), (29218, 690425), (52175, 386638), (55234, 365225), (73045, 276170), (104350, 193319), (138085, 146090)]