304112860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{1823}}^1$

素因数の和:2290

約数の個数: 48

約数和(自身を含む): 674150400

約数和(自身を除く): 370037540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 439, 878, 1756, 1823, 2195, 3646, 4390, 7292, 8341, 8780, 9115, 16682, 18230, 33364, 34637, 36460, 41705, 69274, 83410, 138548, 166820, 173185, 346370, 692740, 800297, 1600594, 3201188, 4001485, 8002970, 15205643, 16005940, 30411286, 60822572, 76028215, 152056430, 304112860]

約数ペア:

[(1, 304112860), (2, 152056430), (4, 76028215), (5, 60822572), (10, 30411286), (19, 16005940), (20, 15205643), (38, 8002970), (76, 4001485), (95, 3201188), (190, 1600594), (380, 800297), (439, 692740), (878, 346370), (1756, 173185), (1823, 166820), (2195, 138548), (3646, 83410), (4390, 69274), (7292, 41705), (8341, 36460), (8780, 34637), (9115, 33364), (16682, 18230)]