8256260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21727}}^1$

素因数の和:21755

約数の個数: 24

約数和(自身を含む): 18251520

約数和(自身を除く): 9995260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 21727, 43454, 86908, 108635, 217270, 412813, 434540, 825626, 1651252, 2064065, 4128130, 8256260]

約数ペア:

[(1, 8256260), (2, 4128130), (4, 2064065), (5, 1651252), (10, 825626), (19, 434540), (20, 412813), (38, 217270), (76, 108635), (95, 86908), (190, 43454), (380, 21727)]