7228120

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1319}}^1$

素因数の和:1467

約数の個数: 32

約数和(自身を含む): 16394400

約数和(自身を除く): 9166280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1319, 1370, 2638, 2740, 5276, 5480, 6595, 10552, 13190, 26380, 52760, 180703, 361406, 722812, 903515, 1445624, 1807030, 3614060, 7228120]

約数ペア:

[(1, 7228120), (2, 3614060), (4, 1807030), (5, 1445624), (8, 903515), (10, 722812), (20, 361406), (40, 180703), (137, 52760), (274, 26380), (548, 13190), (685, 10552), (1096, 6595), (1319, 5480), (1370, 5276), (2638, 2740)]