2016759940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{408251}}^1$

素因数の和:408292

約数の個数: 48

約数和(自身を含む): 4801043520

約数和(自身を除く): 2784283580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 408251, 816502, 1633004, 2041255, 4082510, 5307263, 7756769, 8165020, 10614526, 15513538, 21229052, 26536315, 31027076, 38783845, 53072630, 77567690, 100837997, 106145260, 155135380, 201675994, 403351988, 504189985, 1008379970, 2016759940]

約数ペア:

[(1, 2016759940), (2, 1008379970), (4, 504189985), (5, 403351988), (10, 201675994), (13, 155135380), (19, 106145260), (20, 100837997), (26, 77567690), (38, 53072630), (52, 38783845), (65, 31027076), (76, 26536315), (95, 21229052), (130, 15513538), (190, 10614526), (247, 8165020), (260, 7756769), (380, 5307263), (494, 4082510), (988, 2041255), (1235, 1633004), (2470, 816502), (4940, 408251)]