11388140

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{5039}}^1$

素因数の和:5161

約数の個数: 24

約数和(自身を含む): 24131520

約数和(自身を除く): 12743380

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 5039, 10078, 20156, 25195, 50390, 100780, 569407, 1138814, 2277628, 2847035, 5694070, 11388140]

約数ペア:

[(1, 11388140), (2, 5694070), (4, 2847035), (5, 2277628), (10, 1138814), (20, 569407), (113, 100780), (226, 50390), (452, 25195), (565, 20156), (1130, 10078), (2260, 5039)]