40974638

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{3727}}^1$

素因数の和:3991

約数の個数: 16

約数和(自身を含む): 64419840

約数和(自身を除く): 23445202

約数列:

[1, 2, 23, 46, 239, 478, 3727, 5497, 7454, 10994, 85721, 171442, 890753, 1781506, 20487319, 40974638]

約数ペア:

[(1, 40974638), (2, 20487319), (23, 1781506), (46, 890753), (239, 171442), (478, 85721), (3727, 10994), (5497, 7454)]