40647448

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{163901}}^1$

素因数の和:163938

約数の個数: 16

約数和(自身を含む): 78672960

約数和(自身を除く): 38025512

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 163901, 327802, 655604, 1311208, 5080931, 10161862, 20323724, 40647448]

約数ペア:

[(1, 40647448), (2, 20323724), (4, 10161862), (8, 5080931), (31, 1311208), (62, 655604), (124, 327802), (248, 163901)]