30438128

素因数分解:

$2^4\times 7^1\times {\mathrm{271769}}^1$

素因数の和:271784

約数の個数: 20

約数和(自身を含む): 67398960

約数和(自身を除く): 36960832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 271769, 543538, 1087076, 1902383, 2174152, 3804766, 4348304, 7609532, 15219064, 30438128]

約数ペア:

[(1, 30438128), (2, 15219064), (4, 7609532), (7, 4348304), (8, 3804766), (14, 2174152), (16, 1902383), (28, 1087076), (56, 543538), (112, 271769)]