40068208

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{108881}}^1$

素因数の和:108912

約数の個数: 20

約数和(自身を含む): 81008208

約数和(自身を除く): 40940000

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 108881, 217762, 435524, 871048, 1742096, 2504263, 5008526, 10017052, 20034104, 40068208]

約数ペア:

[(1, 40068208), (2, 20034104), (4, 10017052), (8, 5008526), (16, 2504263), (23, 1742096), (46, 871048), (92, 435524), (184, 217762), (368, 108881)]