720642364

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{82003}}^1$

素因数の和:82046

約数の個数: 24

約数和(自身を含む): 1366186640

約数和(自身を除く): 645544276

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 2197, 4394, 8788, 82003, 164006, 328012, 1066039, 2132078, 4264156, 13858507, 27717014, 55434028, 180160591, 360321182, 720642364]

約数ペア:

[(1, 720642364), (2, 360321182), (4, 180160591), (13, 55434028), (26, 27717014), (52, 13858507), (169, 4264156), (338, 2132078), (676, 1066039), (2197, 328012), (4394, 164006), (8788, 82003)]