40004690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19141}}^1$

素因数の和:19178

約数の個数: 32

約数和(自身を含む): 82693440

約数和(自身を除く): 42688750

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 19141, 38282, 95705, 191410, 210551, 363679, 421102, 727358, 1052755, 1818395, 2105510, 3636790, 4000469, 8000938, 20002345, 40004690]

約数ペア:

[(1, 40004690), (2, 20002345), (5, 8000938), (10, 4000469), (11, 3636790), (19, 2105510), (22, 1818395), (38, 1052755), (55, 727358), (95, 421102), (110, 363679), (190, 210551), (209, 191410), (418, 95705), (1045, 38282), (2090, 19141)]