129344440

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{23603}}^1$

素因数の和:23751

約数の個数: 32

約数和(自身を含む): 293161680

約数和(自身を除く): 163817240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 23603, 47206, 94412, 118015, 188824, 236030, 472060, 944120, 3233611, 6467222, 12934444, 16168055, 25868888, 32336110, 64672220, 129344440]

約数ペア:

[(1, 129344440), (2, 64672220), (4, 32336110), (5, 25868888), (8, 16168055), (10, 12934444), (20, 6467222), (40, 3233611), (137, 944120), (274, 472060), (548, 236030), (685, 188824), (1096, 118015), (1370, 94412), (2740, 47206), (5480, 23603)]