1428305270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{20404361}}^1$

素因数の和:20404375

約数の個数: 16

約数和(自身を含む): 2938228128

約数和(自身を除く): 1509922858

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 20404361, 40808722, 102021805, 142830527, 204043610, 285661054, 714152635, 1428305270]

約数ペア:

[(1, 1428305270), (2, 714152635), (5, 285661054), (7, 204043610), (10, 142830527), (14, 102021805), (35, 40808722), (70, 20404361)]