2017378180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1\times {\mathrm{3967}}^1$

素因数の和:4564

約数の個数: 48

約数和(自身を含む): 4335722496

約数和(自身を除く): 2318344316

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 541, 940, 1082, 2164, 2705, 3967, 5410, 7934, 10820, 15868, 19835, 25427, 39670, 50854, 79340, 101708, 127135, 186449, 254270, 372898, 508540, 745796, 932245, 1864490, 2146147, 3728980, 4292294, 8584588, 10730735, 21461470, 42922940, 100868909, 201737818, 403475636, 504344545, 1008689090, 2017378180]

約数ペア:

[(1, 2017378180), (2, 1008689090), (4, 504344545), (5, 403475636), (10, 201737818), (20, 100868909), (47, 42922940), (94, 21461470), (188, 10730735), (235, 8584588), (470, 4292294), (541, 3728980), (940, 2146147), (1082, 1864490), (2164, 932245), (2705, 745796), (3967, 508540), (5410, 372898), (7934, 254270), (10820, 186449), (15868, 127135), (19835, 101708), (25427, 79340), (39670, 50854)]