121492270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{639433}}^1$

素因数の和:639459

約数の個数: 16

約数和(自身を含む): 230196240

約数和(自身を除く): 108703970

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 639433, 1278866, 3197165, 6394330, 12149227, 24298454, 60746135, 121492270]

約数ペア:

[(1, 121492270), (2, 60746135), (5, 24298454), (10, 12149227), (19, 6394330), (38, 3197165), (95, 1278866), (190, 639433)]