8405930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64661}}^1$

素因数の和:64681

約数の個数: 16

約数和(自身を含む): 16294824

約数和(自身を除く): 7888894

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 64661, 129322, 323305, 646610, 840593, 1681186, 4202965, 8405930]

約数ペア:

[(1, 8405930), (2, 4202965), (5, 1681186), (10, 840593), (13, 646610), (26, 323305), (65, 129322), (130, 64661)]