8125640

素因数分解:

$2^3\times 5^1\times {\mathrm{203141}}^1$

素因数の和:203152

約数の個数: 16

約数和(自身を含む): 18282780

約数和(自身を除く): 10157140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 203141, 406282, 812564, 1015705, 1625128, 2031410, 4062820, 8125640]

約数ペア:

[(1, 8125640), (2, 4062820), (4, 2031410), (5, 1625128), (8, 1015705), (10, 812564), (20, 406282), (40, 203141)]