91204780

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{6899}}^1$

素因数の和:7569

約数の個数: 24

約数和(自身を含む): 191847600

約数和(自身を除く): 100642820

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 6610, 6899, 13220, 13798, 27596, 34495, 68990, 137980, 4560239, 9120478, 18240956, 22801195, 45602390, 91204780]

約数ペア:

[(1, 91204780), (2, 45602390), (4, 22801195), (5, 18240956), (10, 9120478), (20, 4560239), (661, 137980), (1322, 68990), (2644, 34495), (3305, 27596), (6610, 13798), (6899, 13220)]