6578980

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1559}}^1$

素因数の和:1779

約数の個数: 24

約数和(自身を含む): 13890240

約数和(自身を除く): 7311260

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 1559, 2110, 3118, 4220, 6236, 7795, 15590, 31180, 328949, 657898, 1315796, 1644745, 3289490, 6578980]

約数ペア:

[(1, 6578980), (2, 3289490), (4, 1644745), (5, 1315796), (10, 657898), (20, 328949), (211, 31180), (422, 15590), (844, 7795), (1055, 6236), (1559, 4220), (2110, 3118)]