26881660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103391}}^1$

素因数の和:103413

約数の個数: 24

約数和(自身を含む): 60794496

約数和(自身を除く): 33912836

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 103391, 206782, 413564, 516955, 1033910, 1344083, 2067820, 2688166, 5376332, 6720415, 13440830, 26881660]

約数ペア:

[(1, 26881660), (2, 13440830), (4, 6720415), (5, 5376332), (10, 2688166), (13, 2067820), (20, 1344083), (26, 1033910), (52, 516955), (65, 413564), (130, 206782), (260, 103391)]