40817240

素因数分解:

$2^3\times 5^1\times {\mathrm{1020431}}^1$

素因数の和:1020442

約数の個数: 16

約数和(自身を含む): 91838880

約数和(自身を除く): 51021640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1020431, 2040862, 4081724, 5102155, 8163448, 10204310, 20408620, 40817240]

約数ペア:

[(1, 40817240), (2, 20408620), (4, 10204310), (5, 8163448), (8, 5102155), (10, 4081724), (20, 2040862), (40, 1020431)]