4687775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 6249600

約数和(自身を除く): 1561825

約数列:

[1, 5, 19, 25, 71, 95, 139, 355, 475, 695, 1349, 1775, 2641, 3475, 6745, 9869, 13205, 33725, 49345, 66025, 187511, 246725, 937555, 4687775]

約数ペア:

[(1, 4687775), (5, 937555), (19, 246725), (25, 187511), (71, 66025), (95, 49345), (139, 33725), (355, 13205), (475, 9869), (695, 6745), (1349, 3475), (1775, 2641)]