120178940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{27691}}^1$

素因数の和:27738

約数の個数: 48

約数和(自身を含む): 297744384

約数和(自身を除く): 177565444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 27691, 55382, 110764, 138455, 193837, 276910, 387674, 553820, 775348, 858421, 969185, 1716842, 1938370, 3433684, 3876740, 4292105, 6008947, 8584210, 12017894, 17168420, 24035788, 30044735, 60089470, 120178940]

約数ペア:

[(1, 120178940), (2, 60089470), (4, 30044735), (5, 24035788), (7, 17168420), (10, 12017894), (14, 8584210), (20, 6008947), (28, 4292105), (31, 3876740), (35, 3433684), (62, 1938370), (70, 1716842), (124, 969185), (140, 858421), (155, 775348), (217, 553820), (310, 387674), (434, 276910), (620, 193837), (868, 138455), (1085, 110764), (2170, 55382), (4340, 27691)]