27805790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67819}}^1$

素因数の和:67867

約数の個数: 16

約数和(自身を含む): 51271920

約数和(自身を除く): 23466130

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 67819, 135638, 339095, 678190, 2780579, 5561158, 13902895, 27805790]

約数ペア:

[(1, 27805790), (2, 13902895), (5, 5561158), (10, 2780579), (41, 678190), (82, 339095), (205, 135638), (410, 67819)]