201880420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1442003}}^1$

素因数の和:1442019

約数の個数: 24

約数和(自身を含む): 484513344

約数和(自身を除く): 282632924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1442003, 2884006, 5768012, 7210015, 10094021, 14420030, 20188042, 28840060, 40376084, 50470105, 100940210, 201880420]

約数ペア:

[(1, 201880420), (2, 100940210), (4, 50470105), (5, 40376084), (7, 28840060), (10, 20188042), (14, 14420030), (20, 10094021), (28, 7210015), (35, 5768012), (70, 2884006), (140, 1442003)]