12135640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27581}}^1$

素因数の和:27603

約数の個数: 32

約数和(自身を含む): 29788560

約数和(自身を除く): 17652920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 27581, 55162, 110324, 137905, 220648, 275810, 303391, 551620, 606782, 1103240, 1213564, 1516955, 2427128, 3033910, 6067820, 12135640]

約数ペア:

[(1, 12135640), (2, 6067820), (4, 3033910), (5, 2427128), (8, 1516955), (10, 1213564), (11, 1103240), (20, 606782), (22, 551620), (40, 303391), (44, 275810), (55, 220648), (88, 137905), (110, 110324), (220, 55162), (440, 27581)]