40007998

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1\times {\mathrm{1123}}^1$

素因数の和:1551

約数の個数: 16

約数和(自身を含む): 61505280

約数和(自身を除く): 21497282

約数列:

[1, 2, 47, 94, 379, 758, 1123, 2246, 17813, 35626, 52781, 105562, 425617, 851234, 20003999, 40007998]

約数ペア:

[(1, 40007998), (2, 20003999), (47, 851234), (94, 425617), (379, 105562), (758, 52781), (1123, 35626), (2246, 17813)]