13471280

素因数分解:

$2^4\times 5^1\times {\mathrm{168391}}^1$

素因数の和:168404

約数の個数: 20

約数和(自身を含む): 31320912

約数和(自身を除く): 17849632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 168391, 336782, 673564, 841955, 1347128, 1683910, 2694256, 3367820, 6735640, 13471280]

約数ペア:

[(1, 13471280), (2, 6735640), (4, 3367820), (5, 2694256), (8, 1683910), (10, 1347128), (16, 841955), (20, 673564), (40, 336782), (80, 168391)]