15945080

素因数分解:

$2^3\times 5^1\times {\mathrm{398627}}^1$

素因数の和:398638

約数の個数: 16

約数和(自身を含む): 35876520

約数和(自身を除く): 19931440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 398627, 797254, 1594508, 1993135, 3189016, 3986270, 7972540, 15945080]

約数ペア:

[(1, 15945080), (2, 7972540), (4, 3986270), (5, 3189016), (8, 1993135), (10, 1594508), (20, 797254), (40, 398627)]