40394746

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 70836480

約数和(自身を除く): 30441734

約数列:

[1, 2, 7, 14, 103, 109, 206, 218, 257, 514, 721, 763, 1442, 1526, 1799, 3598, 11227, 22454, 26471, 28013, 52942, 56026, 78589, 157178, 185297, 196091, 370594, 392182, 2885339, 5770678, 20197373, 40394746]

約数ペア:

[(1, 40394746), (2, 20197373), (7, 5770678), (14, 2885339), (103, 392182), (109, 370594), (206, 196091), (218, 185297), (257, 157178), (514, 78589), (721, 56026), (763, 52942), (1442, 28013), (1526, 26471), (1799, 22454), (3598, 11227)]