12940590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33181}}^1$

素因数の和:33204

約数の個数: 32

約数和(自身を含む): 33447456

約数和(自身を除く): 20506866

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 33181, 66362, 99543, 165905, 199086, 331810, 431353, 497715, 862706, 995430, 1294059, 2156765, 2588118, 4313530, 6470295, 12940590]

約数ペア:

[(1, 12940590), (2, 6470295), (3, 4313530), (5, 2588118), (6, 2156765), (10, 1294059), (13, 995430), (15, 862706), (26, 497715), (30, 431353), (39, 331810), (65, 199086), (78, 165905), (130, 99543), (195, 66362), (390, 33181)]