8226020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 19051200

約数和(自身を除く): 10825180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 269, 278, 538, 556, 695, 1076, 1345, 1390, 1529, 2690, 2780, 2959, 3058, 5380, 5918, 6116, 7645, 11836, 14795, 15290, 29590, 30580, 37391, 59180, 74782, 149564, 186955, 373910, 411301, 747820, 822602, 1645204, 2056505, 4113010, 8226020]

約数ペア:

[(1, 8226020), (2, 4113010), (4, 2056505), (5, 1645204), (10, 822602), (11, 747820), (20, 411301), (22, 373910), (44, 186955), (55, 149564), (110, 74782), (139, 59180), (220, 37391), (269, 30580), (278, 29590), (538, 15290), (556, 14795), (695, 11836), (1076, 7645), (1345, 6116), (1390, 5918), (1529, 5380), (2690, 3058), (2780, 2959)]