280917076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{155719}}^1$

素因数の和:155775

約数の個数: 24

約数和(自身を含む): 549380160

約数和(自身を除く): 268463084

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 155719, 311438, 622876, 1712909, 3425818, 6384479, 6851636, 12768958, 25537916, 70229269, 140458538, 280917076]

約数ペア:

[(1, 280917076), (2, 140458538), (4, 70229269), (11, 25537916), (22, 12768958), (41, 6851636), (44, 6384479), (82, 3425818), (164, 1712909), (451, 622876), (902, 311438), (1804, 155719)]