2620660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{18719}}^1$

素因数の和:18735

約数の個数: 24

約数和(自身を含む): 6289920

約数和(自身を除く): 3669260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 18719, 37438, 74876, 93595, 131033, 187190, 262066, 374380, 524132, 655165, 1310330, 2620660]

約数ペア:

[(1, 2620660), (2, 1310330), (4, 655165), (5, 524132), (7, 374380), (10, 262066), (14, 187190), (20, 131033), (28, 93595), (35, 74876), (70, 37438), (140, 18719)]