91394480

素因数分解:

$2^4\times 5^1\times {\mathrm{1142431}}^1$

素因数の和:1142444

約数の個数: 20

約数和(自身を含む): 212492352

約数和(自身を除く): 121097872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1142431, 2284862, 4569724, 5712155, 9139448, 11424310, 18278896, 22848620, 45697240, 91394480]

約数ペア:

[(1, 91394480), (2, 45697240), (4, 22848620), (5, 18278896), (8, 11424310), (10, 9139448), (16, 5712155), (20, 4569724), (40, 2284862), (80, 1142431)]