172664980

素因数分解:

$2^2\times 5^1\times {\mathrm{2339}}^1\times {\mathrm{3691}}^1$

素因数の和:6039

約数の個数: 24

約数和(自身を含む): 362849760

約数和(自身を除く): 190184780

約数列:

[1, 2, 4, 5, 10, 20, 2339, 3691, 4678, 7382, 9356, 11695, 14764, 18455, 23390, 36910, 46780, 73820, 8633249, 17266498, 34532996, 43166245, 86332490, 172664980]

約数ペア:

[(1, 172664980), (2, 86332490), (4, 43166245), (5, 34532996), (10, 17266498), (20, 8633249), (2339, 73820), (3691, 46780), (4678, 36910), (7382, 23390), (9356, 18455), (11695, 14764)]