487999870

素因数分解:

$2^1\times 5^1\times {\mathrm{2111}}^1\times {\mathrm{23117}}^1$

素因数の和:25235

約数の個数: 16

約数和(自身を含む): 878853888

約数和(自身を除く): 390854018

約数列:

[1, 2, 5, 10, 2111, 4222, 10555, 21110, 23117, 46234, 115585, 231170, 48799987, 97599974, 243999935, 487999870]

約数ペア:

[(1, 487999870), (2, 243999935), (5, 97599974), (10, 48799987), (2111, 231170), (4222, 115585), (10555, 46234), (21110, 23117)]