39076520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19937}}^1$

素因数の和:19962

約数の個数: 48

約数和(自身を含む): 102281940

約数和(自身を除く): 63205420

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 19937, 39874, 79748, 99685, 139559, 159496, 199370, 279118, 398740, 558236, 697795, 797480, 976913, 1116472, 1395590, 1953826, 2791180, 3907652, 4884565, 5582360, 7815304, 9769130, 19538260, 39076520]

約数ペア:

[(1, 39076520), (2, 19538260), (4, 9769130), (5, 7815304), (7, 5582360), (8, 4884565), (10, 3907652), (14, 2791180), (20, 1953826), (28, 1395590), (35, 1116472), (40, 976913), (49, 797480), (56, 697795), (70, 558236), (98, 398740), (140, 279118), (196, 199370), (245, 159496), (280, 139559), (392, 99685), (490, 79748), (980, 39874), (1960, 19937)]