140145872

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{213637}}^1$

素因数の和:213686

約数の個数: 20

約数和(自身を含む): 278156676

約数和(自身を除く): 138010804

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 213637, 427274, 854548, 1709096, 3418192, 8759117, 17518234, 35036468, 70072936, 140145872]

約数ペア:

[(1, 140145872), (2, 70072936), (4, 35036468), (8, 17518234), (16, 8759117), (41, 3418192), (82, 1709096), (164, 854548), (328, 427274), (656, 213637)]