917193920

素因数分解:

$2^6\times 5^1\times {\mathrm{439}}^1\times {\mathrm{6529}}^1$

素因数の和:6985

約数の個数: 56

約数和(自身を含む): 2189378400

約数和(自身を除く): 1272184480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 439, 878, 1756, 2195, 3512, 4390, 6529, 7024, 8780, 13058, 14048, 17560, 26116, 28096, 32645, 35120, 52232, 65290, 70240, 104464, 130580, 140480, 208928, 261160, 417856, 522320, 1044640, 2089280, 2866231, 5732462, 11464924, 14331155, 22929848, 28662310, 45859696, 57324620, 91719392, 114649240, 183438784, 229298480, 458596960, 917193920]

約数ペア:

[(1, 917193920), (2, 458596960), (4, 229298480), (5, 183438784), (8, 114649240), (10, 91719392), (16, 57324620), (20, 45859696), (32, 28662310), (40, 22929848), (64, 14331155), (80, 11464924), (160, 5732462), (320, 2866231), (439, 2089280), (878, 1044640), (1756, 522320), (2195, 417856), (3512, 261160), (4390, 208928), (6529, 140480), (7024, 130580), (8780, 104464), (13058, 70240), (14048, 65290), (17560, 52232), (26116, 35120), (28096, 32645)]