1278753910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{4007}}^1$

素因数の和:4165

約数の個数: 64

約数和(自身を含む): 2714923008

約数和(自身を除く): 1436169098

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 97, 194, 235, 329, 470, 485, 658, 679, 970, 1358, 1645, 3290, 3395, 4007, 4559, 6790, 8014, 9118, 20035, 22795, 28049, 31913, 40070, 45590, 56098, 63826, 140245, 159565, 188329, 280490, 319130, 376658, 388679, 777358, 941645, 1318303, 1883290, 1943395, 2636606, 2720753, 3886790, 5441506, 6591515, 13183030, 13603765, 18267913, 27207530, 36535826, 91339565, 127875391, 182679130, 255750782, 639376955, 1278753910]

約数ペア:

[(1, 1278753910), (2, 639376955), (5, 255750782), (7, 182679130), (10, 127875391), (14, 91339565), (35, 36535826), (47, 27207530), (70, 18267913), (94, 13603765), (97, 13183030), (194, 6591515), (235, 5441506), (329, 3886790), (470, 2720753), (485, 2636606), (658, 1943395), (679, 1883290), (970, 1318303), (1358, 941645), (1645, 777358), (3290, 388679), (3395, 376658), (4007, 319130), (4559, 280490), (6790, 188329), (8014, 159565), (9118, 140245), (20035, 63826), (22795, 56098), (28049, 45590), (31913, 40070)]