28084430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{255313}}^1$

素因数の和:255331

約数の個数: 16

約数和(自身を含む): 55147824

約数和(自身を除く): 27063394

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 255313, 510626, 1276565, 2553130, 2808443, 5616886, 14042215, 28084430]

約数ペア:

[(1, 28084430), (2, 14042215), (5, 5616886), (10, 2808443), (11, 2553130), (22, 1276565), (55, 510626), (110, 255313)]