1396091080

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{126001}}^1$

素因数の和:126289

約数の個数: 32

約数和(自身を含む): 3152570040

約数和(自身を除く): 1756478960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 11080, 126001, 252002, 504004, 630005, 1008008, 1260010, 2520020, 5040040, 34902277, 69804554, 139609108, 174511385, 279218216, 349022770, 698045540, 1396091080]

約数ペア:

[(1, 1396091080), (2, 698045540), (4, 349022770), (5, 279218216), (8, 174511385), (10, 139609108), (20, 69804554), (40, 34902277), (277, 5040040), (554, 2520020), (1108, 1260010), (1385, 1008008), (2216, 630005), (2770, 504004), (5540, 252002), (11080, 126001)]