28454690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1861}}^1$

素因数の和:2018

約数の個数: 32

約数和(自身を含む): 56306880

約数和(自身を除く): 27852190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1390, 1529, 1861, 3058, 3722, 7645, 9305, 15290, 18610, 20471, 40942, 102355, 204710, 258679, 517358, 1293395, 2586790, 2845469, 5690938, 14227345, 28454690]

約数ペア:

[(1, 28454690), (2, 14227345), (5, 5690938), (10, 2845469), (11, 2586790), (22, 1293395), (55, 517358), (110, 258679), (139, 204710), (278, 102355), (695, 40942), (1390, 20471), (1529, 18610), (1861, 15290), (3058, 9305), (3722, 7645)]