628960048

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{164477}}^1$

素因数の和:164724

約数の個数: 20

約数和(自身を含む): 1223716320

約数和(自身を除く): 594756272

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 164477, 328954, 657908, 1315816, 2631632, 39310003, 78620006, 157240012, 314480024, 628960048]

約数ペア:

[(1, 628960048), (2, 314480024), (4, 157240012), (8, 78620006), (16, 39310003), (239, 2631632), (478, 1315816), (956, 657908), (1912, 328954), (3824, 164477)]