1900557940

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{343061}}^1$

素因数の和:343347

約数の個数: 24

約数和(自身を含む): 4005591912

約数和(自身を除く): 2105033972

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 5540, 343061, 686122, 1372244, 1715305, 3430610, 6861220, 95027897, 190055794, 380111588, 475139485, 950278970, 1900557940]

約数ペア:

[(1, 1900557940), (2, 950278970), (4, 475139485), (5, 380111588), (10, 190055794), (20, 95027897), (277, 6861220), (554, 3430610), (1108, 1715305), (1385, 1372244), (2770, 686122), (5540, 343061)]