808820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1093}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 1746024

約数和(自身を除く): 937204

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 1093, 2186, 4372, 5465, 10930, 21860, 40441, 80882, 161764, 202205, 404410, 808820]

約数ペア:

[(1, 808820), (2, 404410), (4, 202205), (5, 161764), (10, 80882), (20, 40441), (37, 21860), (74, 10930), (148, 5465), (185, 4372), (370, 2186), (740, 1093)]