40820216

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{221849}}^1$

素因数の和:221878

約数の個数: 16

約数和(自身を含む): 79866000

約数和(自身を除く): 39045784

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 221849, 443698, 887396, 1774792, 5102527, 10205054, 20410108, 40820216]

約数ペア:

[(1, 40820216), (2, 20410108), (4, 10205054), (8, 5102527), (23, 1774792), (46, 887396), (92, 443698), (184, 221849)]