40397336

素因数分解:

$2^3\times 7^1\times {\mathrm{721381}}^1$

素因数の和:721394

約数の個数: 16

約数和(自身を含む): 86565840

約数和(自身を除く): 46168504

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 721381, 1442762, 2885524, 5049667, 5771048, 10099334, 20198668, 40397336]

約数ペア:

[(1, 40397336), (2, 20198668), (4, 10099334), (7, 5771048), (8, 5049667), (14, 2885524), (28, 1442762), (56, 721381)]