203469020

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{15391}}^1$

素因数の和:16061

約数の個数: 24

約数和(自身を含む): 427959168

約数和(自身を除く): 224490148

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 13220, 15391, 30782, 61564, 76955, 153910, 307820, 10173451, 20346902, 40693804, 50867255, 101734510, 203469020]

約数ペア:

[(1, 203469020), (2, 101734510), (4, 50867255), (5, 40693804), (10, 20346902), (20, 10173451), (661, 307820), (1322, 153910), (2644, 76955), (3305, 61564), (6610, 30782), (13220, 15391)]