40219380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223441}}^1$

素因数の和:223456

約数の個数: 36

約数和(自身を含む): 121999332

約数和(自身を除く): 81779952

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223441, 446882, 670323, 893764, 1117205, 1340646, 2010969, 2234410, 2681292, 3351615, 4021938, 4468820, 6703230, 8043876, 10054845, 13406460, 20109690, 40219380]

約数ペア:

[(1, 40219380), (2, 20109690), (3, 13406460), (4, 10054845), (5, 8043876), (6, 6703230), (9, 4468820), (10, 4021938), (12, 3351615), (15, 2681292), (18, 2234410), (20, 2010969), (30, 1340646), (36, 1117205), (45, 893764), (60, 670323), (90, 446882), (180, 223441)]