28231420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{201653}}^1$

素因数の和:201669

約数の個数: 24

約数和(自身を含む): 67755744

約数和(自身を除く): 39524324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 201653, 403306, 806612, 1008265, 1411571, 2016530, 2823142, 4033060, 5646284, 7057855, 14115710, 28231420]

約数ペア:

[(1, 28231420), (2, 14115710), (4, 7057855), (5, 5646284), (7, 4033060), (10, 2823142), (14, 2016530), (20, 1411571), (28, 1008265), (35, 806612), (70, 403306), (140, 201653)]