139908290

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{33391}}^1$

素因数の和:33817

約数の個数: 16

約数和(自身を含む): 252443520

約数和(自身を除く): 112535230

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 33391, 66782, 166955, 333910, 13990829, 27981658, 69954145, 139908290]

約数ペア:

[(1, 139908290), (2, 69954145), (5, 27981658), (10, 13990829), (419, 333910), (838, 166955), (2095, 66782), (4190, 33391)]