981567340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{36653}}^1$

素因数の和:36778

約数の個数: 48

約数和(自身を含む): 2241465408

約数和(自身を除く): 1259898068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 206, 260, 412, 515, 1030, 1339, 2060, 2678, 5356, 6695, 13390, 26780, 36653, 73306, 146612, 183265, 366530, 476489, 733060, 952978, 1905956, 2382445, 3775259, 4764890, 7550518, 9529780, 15101036, 18876295, 37752590, 49078367, 75505180, 98156734, 196313468, 245391835, 490783670, 981567340]

約数ペア:

[(1, 981567340), (2, 490783670), (4, 245391835), (5, 196313468), (10, 98156734), (13, 75505180), (20, 49078367), (26, 37752590), (52, 18876295), (65, 15101036), (103, 9529780), (130, 7550518), (206, 4764890), (260, 3775259), (412, 2382445), (515, 1905956), (1030, 952978), (1339, 733060), (2060, 476489), (2678, 366530), (5356, 183265), (6695, 146612), (13390, 73306), (26780, 36653)]