56617240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{32917}}^1$

素因数の和:32971

約数の個数: 32

約数和(自身を含む): 130355280

約数和(自身を除く): 73738040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 32917, 65834, 131668, 164585, 263336, 329170, 658340, 1316680, 1415431, 2830862, 5661724, 7077155, 11323448, 14154310, 28308620, 56617240]

約数ペア:

[(1, 56617240), (2, 28308620), (4, 14154310), (5, 11323448), (8, 7077155), (10, 5661724), (20, 2830862), (40, 1415431), (43, 1316680), (86, 658340), (172, 329170), (215, 263336), (344, 164585), (430, 131668), (860, 65834), (1720, 32917)]