1720145

素因数分解:

$5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:102

約数の個数: 32

約数和(自身を含む): 2592000

約数和(自身を除く): 871855

約数列:

[1, 5, 7, 17, 35, 49, 59, 85, 119, 245, 295, 343, 413, 595, 833, 1003, 1715, 2065, 2891, 4165, 5015, 5831, 7021, 14455, 20237, 29155, 35105, 49147, 101185, 245735, 344029, 1720145]

約数ペア:

[(1, 1720145), (5, 344029), (7, 245735), (17, 101185), (35, 49147), (49, 35105), (59, 29155), (85, 20237), (119, 14455), (245, 7021), (295, 5831), (343, 5015), (413, 4165), (595, 2891), (833, 2065), (1003, 1715)]