131600420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{940003}}^1$

素因数の和:940019

約数の個数: 24

約数和(自身を含む): 315841344

約数和(自身を除く): 184240924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 940003, 1880006, 3760012, 4700015, 6580021, 9400030, 13160042, 18800060, 26320084, 32900105, 65800210, 131600420]

約数ペア:

[(1, 131600420), (2, 65800210), (4, 32900105), (5, 26320084), (7, 18800060), (10, 13160042), (14, 9400030), (20, 6580021), (28, 4700015), (35, 3760012), (70, 1880006), (140, 940003)]