27843640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63281}}^1$

素因数の和:63303

約数の個数: 32

約数和(自身を含む): 68344560

約数和(自身を除く): 40500920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 63281, 126562, 253124, 316405, 506248, 632810, 696091, 1265620, 1392182, 2531240, 2784364, 3480455, 5568728, 6960910, 13921820, 27843640]

約数ペア:

[(1, 27843640), (2, 13921820), (4, 6960910), (5, 5568728), (8, 3480455), (10, 2784364), (11, 2531240), (20, 1392182), (22, 1265620), (40, 696091), (44, 632810), (55, 506248), (88, 316405), (110, 253124), (220, 126562), (440, 63281)]