5109640

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{919}}^1$

素因数の和:1069

約数の個数: 32

約数和(自身を含む): 11592000

約数和(自身を除く): 6482360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 919, 1112, 1390, 1838, 2780, 3676, 4595, 5560, 7352, 9190, 18380, 36760, 127741, 255482, 510964, 638705, 1021928, 1277410, 2554820, 5109640]

約数ペア:

[(1, 5109640), (2, 2554820), (4, 1277410), (5, 1021928), (8, 638705), (10, 510964), (20, 255482), (40, 127741), (139, 36760), (278, 18380), (556, 9190), (695, 7352), (919, 5560), (1112, 4595), (1390, 3676), (1838, 2780)]