7127920

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:793

約数の個数: 40

約数和(自身を含む): 16717680

約数和(自身を除く): 9589760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 641, 695, 1112, 1282, 1390, 2224, 2564, 2780, 3205, 5128, 5560, 6410, 10256, 11120, 12820, 25640, 51280, 89099, 178198, 356396, 445495, 712792, 890990, 1425584, 1781980, 3563960, 7127920]

約数ペア:

[(1, 7127920), (2, 3563960), (4, 1781980), (5, 1425584), (8, 890990), (10, 712792), (16, 445495), (20, 356396), (40, 178198), (80, 89099), (139, 51280), (278, 25640), (556, 12820), (641, 11120), (695, 10256), (1112, 6410), (1282, 5560), (1390, 5128), (2224, 3205), (2564, 2780)]