40706080

素因数分解:

$2^5\times 5^1\times {\mathrm{254413}}^1$

素因数の和:254428

約数の個数: 24

約数和(自身を含む): 96168492

約数和(自身を除く): 55462412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 254413, 508826, 1017652, 1272065, 2035304, 2544130, 4070608, 5088260, 8141216, 10176520, 20353040, 40706080]

約数ペア:

[(1, 40706080), (2, 20353040), (4, 10176520), (5, 8141216), (8, 5088260), (10, 4070608), (16, 2544130), (20, 2035304), (32, 1272065), (40, 1017652), (80, 508826), (160, 254413)]