20686100

素因数分解:

$2^2\times 5^2\times {\mathrm{269}}^1\times {\mathrm{769}}^1$

素因数の和:1052

約数の個数: 36

約数和(自身を含む): 45114300

約数和(自身を除く): 24428200

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 269, 538, 769, 1076, 1345, 1538, 2690, 3076, 3845, 5380, 6725, 7690, 13450, 15380, 19225, 26900, 38450, 76900, 206861, 413722, 827444, 1034305, 2068610, 4137220, 5171525, 10343050, 20686100]

約数ペア:

[(1, 20686100), (2, 10343050), (4, 5171525), (5, 4137220), (10, 2068610), (20, 1034305), (25, 827444), (50, 413722), (100, 206861), (269, 76900), (538, 38450), (769, 26900), (1076, 19225), (1345, 15380), (1538, 13450), (2690, 7690), (3076, 6725), (3845, 5380)]