10201820

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10853}}^1$

素因数の和:10909

約数の個数: 24

約数和(自身を含む): 21881664

約数和(自身を除く): 11679844

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 10853, 21706, 43412, 54265, 108530, 217060, 510091, 1020182, 2040364, 2550455, 5100910, 10201820]

約数ペア:

[(1, 10201820), (2, 5100910), (4, 2550455), (5, 2040364), (10, 1020182), (20, 510091), (47, 217060), (94, 108530), (188, 54265), (235, 43412), (470, 21706), (940, 10853)]