26402440

素因数分解:

$2^3\times 5^1\times {\mathrm{660061}}^1$

素因数の和:660072

約数の個数: 16

約数和(自身を含む): 59405580

約数和(自身を除く): 33003140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 660061, 1320122, 2640244, 3300305, 5280488, 6600610, 13201220, 26402440]

約数ペア:

[(1, 26402440), (2, 13201220), (4, 6600610), (5, 5280488), (8, 3300305), (10, 2640244), (20, 1320122), (40, 660061)]