664570670

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2291623}}^1$

素因数の和:2291659

約数の個数: 16

約数和(自身を含む): 1237476960

約数和(自身を除く): 572906290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 2291623, 4583246, 11458115, 22916230, 66457067, 132914134, 332285335, 664570670]

約数ペア:

[(1, 664570670), (2, 332285335), (5, 132914134), (10, 66457067), (29, 22916230), (58, 11458115), (145, 4583246), (290, 2291623)]