39907456

素因数分解:

$2^7\times {\mathrm{139}}^1\times {\mathrm{2243}}^1$

素因数の和:2396

約数の個数: 32

約数和(自身を含む): 80110800

約数和(自身を除く): 40203344

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 278, 556, 1112, 2224, 2243, 4448, 4486, 8896, 8972, 17792, 17944, 35888, 71776, 143552, 287104, 311777, 623554, 1247108, 2494216, 4988432, 9976864, 19953728, 39907456]

約数ペア:

[(1, 39907456), (2, 19953728), (4, 9976864), (8, 4988432), (16, 2494216), (32, 1247108), (64, 623554), (128, 311777), (139, 287104), (278, 143552), (556, 71776), (1112, 35888), (2224, 17944), (2243, 17792), (4448, 8972), (4486, 8896)]