490631216

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{2017}}^1$

素因数の和:2709

約数の個数: 40

約数和(自身を含む): 993921504

約数和(自身を除く): 503290288

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 661, 1322, 2017, 2644, 4034, 5288, 8068, 10576, 15203, 16136, 30406, 32272, 46391, 60812, 92782, 121624, 185564, 243248, 371128, 742256, 1333237, 2666474, 5332948, 10665896, 21331792, 30664451, 61328902, 122657804, 245315608, 490631216]

約数ペア:

[(1, 490631216), (2, 245315608), (4, 122657804), (8, 61328902), (16, 30664451), (23, 21331792), (46, 10665896), (92, 5332948), (184, 2666474), (368, 1333237), (661, 742256), (1322, 371128), (2017, 243248), (2644, 185564), (4034, 121624), (5288, 92782), (8068, 60812), (10576, 46391), (15203, 32272), (16136, 30406)]