15168680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{8819}}^1$

素因数の和:8873

約数の個数: 32

約数和(自身を含む): 34927200

約数和(自身を除く): 19758520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 8819, 17638, 35276, 44095, 70552, 88190, 176380, 352760, 379217, 758434, 1516868, 1896085, 3033736, 3792170, 7584340, 15168680]

約数ペア:

[(1, 15168680), (2, 7584340), (4, 3792170), (5, 3033736), (8, 1896085), (10, 1516868), (20, 758434), (40, 379217), (43, 352760), (86, 176380), (172, 88190), (215, 70552), (344, 44095), (430, 35276), (860, 17638), (1720, 8819)]