123203320

素因数分解:

$2^3\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{2903}}^1$

素因数の和:3975

約数の個数: 32

約数和(自身を含む): 277564320

約数和(自身を除く): 154361000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1061, 2122, 2903, 4244, 5305, 5806, 8488, 10610, 11612, 14515, 21220, 23224, 29030, 42440, 58060, 116120, 3080083, 6160166, 12320332, 15400415, 24640664, 30800830, 61601660, 123203320]

約数ペア:

[(1, 123203320), (2, 61601660), (4, 30800830), (5, 24640664), (8, 15400415), (10, 12320332), (20, 6160166), (40, 3080083), (1061, 116120), (2122, 58060), (2903, 42440), (4244, 29030), (5305, 23224), (5806, 21220), (8488, 14515), (10610, 11612)]