28615090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{408787}}^1$

素因数の和:408801

約数の個数: 16

約数和(自身を含む): 58865472

約数和(自身を除く): 30250382

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 408787, 817574, 2043935, 2861509, 4087870, 5723018, 14307545, 28615090]

約数ペア:

[(1, 28615090), (2, 14307545), (5, 5723018), (7, 4087870), (10, 2861509), (14, 2043935), (35, 817574), (70, 408787)]