4920354740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{178403}}^1$

素因数の和:178616

約数の個数: 48

約数和(自身を含む): 11868861312

約数和(自身を除く): 6948506572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2758, 3940, 5516, 6895, 13790, 27580, 178403, 356806, 713612, 892015, 1248821, 1784030, 2497642, 3568060, 4995284, 6244105, 12488210, 24976420, 35145391, 70290782, 140581564, 175726955, 246017737, 351453910, 492035474, 702907820, 984070948, 1230088685, 2460177370, 4920354740]

約数ペア:

[(1, 4920354740), (2, 2460177370), (4, 1230088685), (5, 984070948), (7, 702907820), (10, 492035474), (14, 351453910), (20, 246017737), (28, 175726955), (35, 140581564), (70, 70290782), (140, 35145391), (197, 24976420), (394, 12488210), (788, 6244105), (985, 4995284), (1379, 3568060), (1970, 2497642), (2758, 1784030), (3940, 1248821), (5516, 892015), (6895, 713612), (13790, 356806), (27580, 178403)]