7437820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28607}}^1$

素因数の和:28629

約数の個数: 24

約数和(自身を含む): 16821504

約数和(自身を除く): 9383684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 28607, 57214, 114428, 143035, 286070, 371891, 572140, 743782, 1487564, 1859455, 3718910, 7437820]

約数ペア:

[(1, 7437820), (2, 3718910), (4, 1859455), (5, 1487564), (10, 743782), (13, 572140), (20, 371891), (26, 286070), (52, 143035), (65, 114428), (130, 57214), (260, 28607)]