16120090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{547}}^1$

素因数の和:982

約数の個数: 32

約数和(自身を含む): 33300864

約数和(自身を除く): 17180774

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 547, 842, 1094, 2105, 2735, 2947, 3829, 4210, 5470, 5894, 7658, 14735, 19145, 29470, 38290, 230287, 460574, 1151435, 1612009, 2302870, 3224018, 8060045, 16120090]

約数ペア:

[(1, 16120090), (2, 8060045), (5, 3224018), (7, 2302870), (10, 1612009), (14, 1151435), (35, 460574), (70, 230287), (421, 38290), (547, 29470), (842, 19145), (1094, 14735), (2105, 7658), (2735, 5894), (2947, 5470), (3829, 4210)]