149996260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{394727}}^1$

素因数の和:394755

約数の個数: 24

約数和(自身を含む): 331571520

約数和(自身を除く): 181575260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 394727, 789454, 1578908, 1973635, 3947270, 7499813, 7894540, 14999626, 29999252, 37499065, 74998130, 149996260]

約数ペア:

[(1, 149996260), (2, 74998130), (4, 37499065), (5, 29999252), (10, 14999626), (19, 7894540), (20, 7499813), (38, 3947270), (76, 1973635), (95, 1578908), (190, 789454), (380, 394727)]