40491385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{32009}}^1$

素因数の和:32048

約数の個数: 16

約数和(自身を含む): 55313280

約数和(自身を除く): 14821895

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 32009, 160045, 352099, 736207, 1760495, 3681035, 8098277, 40491385]

約数ペア:

[(1, 40491385), (5, 8098277), (11, 3681035), (23, 1760495), (55, 736207), (115, 352099), (253, 160045), (1265, 32009)]