11920825

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4007}}^1$

素因数の和:4041

約数の個数: 24

約数和(自身を含む): 17891712

約数和(自身を除く): 5970887

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 4007, 20035, 28049, 68119, 100175, 140245, 340595, 476833, 701225, 1702975, 2384165, 11920825]

約数ペア:

[(1, 11920825), (5, 2384165), (7, 1702975), (17, 701225), (25, 476833), (35, 340595), (85, 140245), (119, 100175), (175, 68119), (425, 28049), (595, 20035), (2975, 4007)]