40070416

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{108887}}^1$

素因数の和:108918

約数の個数: 20

約数和(自身を含む): 81012672

約数和(自身を除く): 40942256

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 108887, 217774, 435548, 871096, 1742192, 2504401, 5008802, 10017604, 20035208, 40070416]

約数ペア:

[(1, 40070416), (2, 20035208), (4, 10017604), (8, 5008802), (16, 2504401), (23, 1742192), (46, 871096), (92, 435548), (184, 217774), (368, 108887)]