87580120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{115237}}^1$

素因数の和:115267

約数の個数: 32

約数和(自身を含む): 207428400

約数和(自身を除く): 119848280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 115237, 230474, 460948, 576185, 921896, 1152370, 2189503, 2304740, 4379006, 4609480, 8758012, 10947515, 17516024, 21895030, 43790060, 87580120]

約数ペア:

[(1, 87580120), (2, 43790060), (4, 21895030), (5, 17516024), (8, 10947515), (10, 8758012), (19, 4609480), (20, 4379006), (38, 2304740), (40, 2189503), (76, 1152370), (95, 921896), (152, 576185), (190, 460948), (380, 230474), (760, 115237)]