40188556

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{141509}}^1$

素因数の和:141584

約数の個数: 12

約数和(自身を含む): 71321040

約数和(自身を除く): 31132484

約数列:

[1, 2, 4, 71, 142, 284, 141509, 283018, 566036, 10047139, 20094278, 40188556]

約数ペア:

[(1, 40188556), (2, 20094278), (4, 10047139), (71, 566036), (142, 283018), (284, 141509)]