2051240380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{771143}}^1$

素因数の和:771178

約数の個数: 48

約数和(自身を含む): 5182087680

約数和(自身を除く): 3130847300

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, 1330, 2660, 771143, 1542286, 3084572, 3855715, 5398001, 7711430, 10796002, 14651717, 15422860, 21592004, 26990005, 29303434, 53980010, 58606868, 73258585, 102562019, 107960020, 146517170, 205124038, 293034340, 410248076, 512810095, 1025620190, 2051240380]

約数ペア:

[(1, 2051240380), (2, 1025620190), (4, 512810095), (5, 410248076), (7, 293034340), (10, 205124038), (14, 146517170), (19, 107960020), (20, 102562019), (28, 73258585), (35, 58606868), (38, 53980010), (70, 29303434), (76, 26990005), (95, 21592004), (133, 15422860), (140, 14651717), (190, 10796002), (266, 7711430), (380, 5398001), (532, 3855715), (665, 3084572), (1330, 1542286), (2660, 771143)]