1998415090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{607421}}^1$

素因数の和:607482

約数の個数: 32

約数和(自身を含む): 4198500864

約数和(自身を除く): 2200085774

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 70, 94, 235, 329, 470, 658, 1645, 3290, 607421, 1214842, 3037105, 4251947, 6074210, 8503894, 21259735, 28548787, 42519470, 57097574, 142743935, 199841509, 285487870, 399683018, 999207545, 1998415090]

約数ペア:

[(1, 1998415090), (2, 999207545), (5, 399683018), (7, 285487870), (10, 199841509), (14, 142743935), (35, 57097574), (47, 42519470), (70, 28548787), (94, 21259735), (235, 8503894), (329, 6074210), (470, 4251947), (658, 3037105), (1645, 1214842), (3290, 607421)]