86994760

素因数分解:

$2^3\times 5^1\times {\mathrm{563}}^1\times {\mathrm{3863}}^1$

素因数の和:4437

約数の個数: 32

約数和(自身を含む): 196136640

約数和(自身を除く): 109141880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 563, 1126, 2252, 2815, 3863, 4504, 5630, 7726, 11260, 15452, 19315, 22520, 30904, 38630, 77260, 154520, 2174869, 4349738, 8699476, 10874345, 17398952, 21748690, 43497380, 86994760]

約数ペア:

[(1, 86994760), (2, 43497380), (4, 21748690), (5, 17398952), (8, 10874345), (10, 8699476), (20, 4349738), (40, 2174869), (563, 154520), (1126, 77260), (2252, 38630), (2815, 30904), (3863, 22520), (4504, 19315), (5630, 15452), (7726, 11260)]