20169520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{36017}}^1$

素因数の和:36037

約数の個数: 40

約数和(自身を含む): 53594784

約数和(自身を除く): 33425264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 36017, 72034, 144068, 180085, 252119, 288136, 360170, 504238, 576272, 720340, 1008476, 1260595, 1440680, 2016952, 2521190, 2881360, 4033904, 5042380, 10084760, 20169520]

約数ペア:

[(1, 20169520), (2, 10084760), (4, 5042380), (5, 4033904), (7, 2881360), (8, 2521190), (10, 2016952), (14, 1440680), (16, 1260595), (20, 1008476), (28, 720340), (35, 576272), (40, 504238), (56, 360170), (70, 288136), (80, 252119), (112, 180085), (140, 144068), (280, 72034), (560, 36017)]