7422980

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1759}}^1$

素因数の和:1979

約数の個数: 24

約数和(自身を含む): 15671040

約数和(自身を除く): 8248060

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 1759, 2110, 3518, 4220, 7036, 8795, 17590, 35180, 371149, 742298, 1484596, 1855745, 3711490, 7422980]

約数ペア:

[(1, 7422980), (2, 3711490), (4, 1855745), (5, 1484596), (10, 742298), (20, 371149), (211, 35180), (422, 17590), (844, 8795), (1055, 7036), (1759, 4220), (2110, 3518)]