39776120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{263}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 95040000

約数和(自身を除く): 55263880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 199, 263, 380, 398, 526, 760, 796, 995, 1052, 1315, 1592, 1990, 2104, 2630, 3781, 3980, 4997, 5260, 7562, 7960, 9994, 10520, 15124, 18905, 19988, 24985, 30248, 37810, 39976, 49970, 52337, 75620, 99940, 104674, 151240, 199880, 209348, 261685, 418696, 523370, 994403, 1046740, 1988806, 2093480, 3977612, 4972015, 7955224, 9944030, 19888060, 39776120]

約数ペア:

[(1, 39776120), (2, 19888060), (4, 9944030), (5, 7955224), (8, 4972015), (10, 3977612), (19, 2093480), (20, 1988806), (38, 1046740), (40, 994403), (76, 523370), (95, 418696), (152, 261685), (190, 209348), (199, 199880), (263, 151240), (380, 104674), (398, 99940), (526, 75620), (760, 52337), (796, 49970), (995, 39976), (1052, 37810), (1315, 30248), (1592, 24985), (1990, 19988), (2104, 18905), (2630, 15124), (3781, 10520), (3980, 9994), (4997, 7960), (5260, 7562)]