20836898740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{25943}}^1\times {\mathrm{5737}}^1$

素因数の和:31696

約数の個数: 48

約数和(自身を含む): 50019201792

約数和(自身を除く): 29182303052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5737, 11474, 22948, 25943, 28685, 40159, 51886, 57370, 80318, 103772, 114740, 129715, 160636, 181601, 200795, 259430, 363202, 401590, 518860, 726404, 803180, 908005, 1816010, 3632020, 148834991, 297669982, 595339964, 744174955, 1041844937, 1488349910, 2083689874, 2976699820, 4167379748, 5209224685, 10418449370, 20836898740]

約数ペア:

[(1, 20836898740), (2, 10418449370), (4, 5209224685), (5, 4167379748), (7, 2976699820), (10, 2083689874), (14, 1488349910), (20, 1041844937), (28, 744174955), (35, 595339964), (70, 297669982), (140, 148834991), (5737, 3632020), (11474, 1816010), (22948, 908005), (25943, 803180), (28685, 726404), (40159, 518860), (51886, 401590), (57370, 363202), (80318, 259430), (103772, 200795), (114740, 181601), (129715, 160636)]