140794210

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{129169}}^1$

素因数の和:129285

約数の個数: 16

約数和(自身を含む): 255756600

約数和(自身を除く): 114962390

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 129169, 258338, 645845, 1291690, 14079421, 28158842, 70397105, 140794210]

約数ペア:

[(1, 140794210), (2, 70397105), (5, 28158842), (10, 14079421), (109, 1291690), (218, 645845), (545, 258338), (1090, 129169)]