139275310

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{31019}}^1$

素因数の和:31475

約数の個数: 16

約数和(自身を含む): 251262000

約数和(自身を除く): 111986690

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 31019, 62038, 155095, 310190, 13927531, 27855062, 69637655, 139275310]

約数ペア:

[(1, 139275310), (2, 69637655), (5, 27855062), (10, 13927531), (449, 310190), (898, 155095), (2245, 62038), (4490, 31019)]