307500620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2196433}}^1$

素因数の和:2196449

約数の個数: 24

約数和(自身を含む): 738001824

約数和(自身を除く): 430501204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2196433, 4392866, 8785732, 10982165, 15375031, 21964330, 30750062, 43928660, 61500124, 76875155, 153750310, 307500620]

約数ペア:

[(1, 307500620), (2, 153750310), (4, 76875155), (5, 61500124), (7, 43928660), (10, 30750062), (14, 21964330), (20, 15375031), (28, 10982165), (35, 8785732), (70, 4392866), (140, 2196433)]