40572154

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{20849}}^1$

素因数の和:20997

約数の個数: 16

約数和(自身を含む): 70056000

約数和(自身を除く): 29483846

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 20849, 41698, 145943, 291886, 2898011, 5796022, 20286077, 40572154]

約数ペア:

[(1, 40572154), (2, 20286077), (7, 5796022), (14, 2898011), (139, 291886), (278, 145943), (973, 41698), (1946, 20849)]