55883180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{739}}^1$

素因数の和:966

約数の個数: 48

約数和(自身を含む): 124320000

約数和(自身を除く): 68436820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 199, 380, 398, 739, 796, 995, 1478, 1990, 2956, 3695, 3781, 3980, 7390, 7562, 14041, 14780, 15124, 18905, 28082, 37810, 56164, 70205, 75620, 140410, 147061, 280820, 294122, 588244, 735305, 1470610, 2794159, 2941220, 5588318, 11176636, 13970795, 27941590, 55883180]

約数ペア:

[(1, 55883180), (2, 27941590), (4, 13970795), (5, 11176636), (10, 5588318), (19, 2941220), (20, 2794159), (38, 1470610), (76, 735305), (95, 588244), (190, 294122), (199, 280820), (380, 147061), (398, 140410), (739, 75620), (796, 70205), (995, 56164), (1478, 37810), (1990, 28082), (2956, 18905), (3695, 15124), (3781, 14780), (3980, 14041), (7390, 7562)]