20082040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45641}}^1$

素因数の和:45663

約数の個数: 32

約数和(自身を含む): 49293360

約数和(自身を除く): 29211320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 45641, 91282, 182564, 228205, 365128, 456410, 502051, 912820, 1004102, 1825640, 2008204, 2510255, 4016408, 5020510, 10041020, 20082040]

約数ペア:

[(1, 20082040), (2, 10041020), (4, 5020510), (5, 4016408), (8, 2510255), (10, 2008204), (11, 1825640), (20, 1004102), (22, 912820), (40, 502051), (44, 456410), (55, 365128), (88, 228205), (110, 182564), (220, 91282), (440, 45641)]