2019120200

素因数分解:

$2^3\times 5^2\times {\mathrm{541}}^1\times {\mathrm{18661}}^1$

素因数の和:19218

約数の個数: 48

約数和(自身を含む): 4703383860

約数和(自身を除く): 2684263660

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 541, 1082, 2164, 2705, 4328, 5410, 10820, 13525, 18661, 21640, 27050, 37322, 54100, 74644, 93305, 108200, 149288, 186610, 373220, 466525, 746440, 933050, 1866100, 3732200, 10095601, 20191202, 40382404, 50478005, 80764808, 100956010, 201912020, 252390025, 403824040, 504780050, 1009560100, 2019120200]

約数ペア:

[(1, 2019120200), (2, 1009560100), (4, 504780050), (5, 403824040), (8, 252390025), (10, 201912020), (20, 100956010), (25, 80764808), (40, 50478005), (50, 40382404), (100, 20191202), (200, 10095601), (541, 3732200), (1082, 1866100), (2164, 933050), (2705, 746440), (4328, 466525), (5410, 373220), (10820, 186610), (13525, 149288), (18661, 108200), (21640, 93305), (27050, 74644), (37322, 54100)]