40191955

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{499}}^1$

素因数の和:774

約数の個数: 16

約数和(自身を含む): 49140000

約数和(自身を除く): 8948045

約数列:

[1, 5, 89, 181, 445, 499, 905, 2495, 16109, 44411, 80545, 90319, 222055, 451595, 8038391, 40191955]

約数ペア:

[(1, 40191955), (5, 8038391), (89, 451595), (181, 222055), (445, 90319), (499, 80545), (905, 44411), (2495, 16109)]