28352660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{202519}}^1$

素因数の和:202535

約数の個数: 24

約数和(自身を含む): 68046720

約数和(自身を除く): 39694060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 202519, 405038, 810076, 1012595, 1417633, 2025190, 2835266, 4050380, 5670532, 7088165, 14176330, 28352660]

約数ペア:

[(1, 28352660), (2, 14176330), (4, 7088165), (5, 5670532), (7, 4050380), (10, 2835266), (14, 2025190), (20, 1417633), (28, 1012595), (35, 810076), (70, 405038), (140, 202519)]