26682860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{78479}}^1$

素因数の和:78505

約数の個数: 24

約数和(自身を含む): 59330880

約数和(自身を除く): 32648020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 78479, 156958, 313916, 392395, 784790, 1334143, 1569580, 2668286, 5336572, 6670715, 13341430, 26682860]

約数ペア:

[(1, 26682860), (2, 13341430), (4, 6670715), (5, 5336572), (10, 2668286), (17, 1569580), (20, 1334143), (34, 784790), (68, 392395), (85, 313916), (170, 156958), (340, 78479)]