1520455580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{10860397}}^1$

素因数の和:10860413

約数の個数: 24

約数和(自身を含む): 3649093728

約数和(自身を除く): 2128638148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 10860397, 21720794, 43441588, 54301985, 76022779, 108603970, 152045558, 217207940, 304091116, 380113895, 760227790, 1520455580]

約数ペア:

[(1, 1520455580), (2, 760227790), (4, 380113895), (5, 304091116), (7, 217207940), (10, 152045558), (14, 108603970), (20, 76022779), (28, 54301985), (35, 43441588), (70, 21720794), (140, 10860397)]