31520960

素因数分解:

$2^6\times 5^1\times {\mathrm{137}}^1\times {\mathrm{719}}^1$

素因数の和:873

約数の個数: 56

約数和(自身を含む): 75712320

約数和(自身を除く): 44191360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 137, 160, 274, 320, 548, 685, 719, 1096, 1370, 1438, 2192, 2740, 2876, 3595, 4384, 5480, 5752, 7190, 8768, 10960, 11504, 14380, 21920, 23008, 28760, 43840, 46016, 57520, 98503, 115040, 197006, 230080, 394012, 492515, 788024, 985030, 1576048, 1970060, 3152096, 3940120, 6304192, 7880240, 15760480, 31520960]

約数ペア:

[(1, 31520960), (2, 15760480), (4, 7880240), (5, 6304192), (8, 3940120), (10, 3152096), (16, 1970060), (20, 1576048), (32, 985030), (40, 788024), (64, 492515), (80, 394012), (137, 230080), (160, 197006), (274, 115040), (320, 98503), (548, 57520), (685, 46016), (719, 43840), (1096, 28760), (1370, 23008), (1438, 21920), (2192, 14380), (2740, 11504), (2876, 10960), (3595, 8768), (4384, 7190), (5480, 5752)]