54289480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193891}}^1$

素因数の和:193909

約数の個数: 32

約数和(自身を含む): 139602240

約数和(自身を除く): 85312760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 193891, 387782, 775564, 969455, 1357237, 1551128, 1938910, 2714474, 3877820, 5428948, 6786185, 7755640, 10857896, 13572370, 27144740, 54289480]

約数ペア:

[(1, 54289480), (2, 27144740), (4, 13572370), (5, 10857896), (7, 7755640), (8, 6786185), (10, 5428948), (14, 3877820), (20, 2714474), (28, 1938910), (35, 1551128), (40, 1357237), (56, 969455), (70, 775564), (140, 387782), (280, 193891)]