2636060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 6666240

約数和(自身を除く): 4030180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 991, 1330, 1982, 2660, 3964, 4955, 6937, 9910, 13874, 18829, 19820, 27748, 34685, 37658, 69370, 75316, 94145, 131803, 138740, 188290, 263606, 376580, 527212, 659015, 1318030, 2636060]

約数ペア:

[(1, 2636060), (2, 1318030), (4, 659015), (5, 527212), (7, 376580), (10, 263606), (14, 188290), (19, 138740), (20, 131803), (28, 94145), (35, 75316), (38, 69370), (70, 37658), (76, 34685), (95, 27748), (133, 19820), (140, 18829), (190, 13874), (266, 9910), (380, 6937), (532, 4955), (665, 3964), (991, 2660), (1330, 1982)]