20180757065

素因数分解:

$5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1160147}}^1$

素因数の和:1160237

約数の個数: 24

約数和(自身を含む): 28567484352

約数和(自身を除く): 8386727287

約数列:

[1, 5, 7, 35, 49, 71, 245, 355, 497, 2485, 3479, 17395, 1160147, 5800735, 8121029, 40605145, 56847203, 82370437, 284236015, 411852185, 576593059, 2882965295, 4036151413, 20180757065]

約数ペア:

[(1, 20180757065), (5, 4036151413), (7, 2882965295), (35, 576593059), (49, 411852185), (71, 284236015), (245, 82370437), (355, 56847203), (497, 40605145), (2485, 8121029), (3479, 5800735), (17395, 1160147)]