4220825

素因数分解:

$5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 6071040

約数和(自身を除く): 1850215

約数列:

[1, 5, 7, 25, 35, 89, 175, 271, 445, 623, 1355, 1897, 2225, 3115, 6775, 9485, 15575, 24119, 47425, 120595, 168833, 602975, 844165, 4220825]

約数ペア:

[(1, 4220825), (5, 844165), (7, 602975), (25, 168833), (35, 120595), (89, 47425), (175, 24119), (271, 15575), (445, 9485), (623, 6775), (1355, 3115), (1897, 2225)]