20002670

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{48787}}^1$

素因数の和:48835

約数の個数: 16

約数和(自身を含む): 36883728

約数和(自身を除く): 16881058

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 48787, 97574, 243935, 487870, 2000267, 4000534, 10001335, 20002670]

約数ペア:

[(1, 20002670), (2, 10001335), (5, 4000534), (10, 2000267), (41, 487870), (82, 243935), (205, 97574), (410, 48787)]