140379764

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{217981}}^1$

素因数の和:218015

約数の個数: 24

約数和(自身を含む): 292967808

約数和(自身を除く): 152588044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 217981, 435962, 871924, 1525867, 3051734, 5013563, 6103468, 10027126, 20054252, 35094941, 70189882, 140379764]

約数ペア:

[(1, 140379764), (2, 70189882), (4, 35094941), (7, 20054252), (14, 10027126), (23, 6103468), (28, 5013563), (46, 3051734), (92, 1525867), (161, 871924), (322, 435962), (644, 217981)]