210003981700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1025911}}^1$

素因数の和:1026037

約数の個数: 72

約数和(自身を含む): 480865472640

約数和(自身を除く): 270861490940

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 89, 92, 100, 115, 178, 230, 356, 445, 460, 575, 890, 1150, 1780, 2047, 2225, 2300, 4094, 4450, 8188, 8900, 10235, 20470, 40940, 51175, 102350, 204700, 1025911, 2051822, 4103644, 5129555, 10259110, 20518220, 23595953, 25647775, 47191906, 51295550, 91306079, 94383812, 102591100, 117979765, 182612158, 235959530, 365224316, 456530395, 471919060, 589898825, 913060790, 1179797650, 1826121580, 2100039817, 2282651975, 2359595300, 4200079634, 4565303950, 8400159268, 9130607900, 10500199085, 21000398170, 42000796340, 52500995425, 105001990850, 210003981700]

約数ペア:

[(1, 210003981700), (2, 105001990850), (4, 52500995425), (5, 42000796340), (10, 21000398170), (20, 10500199085), (23, 9130607900), (25, 8400159268), (46, 4565303950), (50, 4200079634), (89, 2359595300), (92, 2282651975), (100, 2100039817), (115, 1826121580), (178, 1179797650), (230, 913060790), (356, 589898825), (445, 471919060), (460, 456530395), (575, 365224316), (890, 235959530), (1150, 182612158), (1780, 117979765), (2047, 102591100), (2225, 94383812), (2300, 91306079), (4094, 51295550), (4450, 47191906), (8188, 25647775), (8900, 23595953), (10235, 20518220), (20470, 10259110), (40940, 5129555), (51175, 4103644), (102350, 2051822), (204700, 1025911)]