56484040

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{10159}}^1$

素因数の和:10309

約数の個数: 32

約数和(自身を含む): 128016000

約数和(自身を除く): 71531960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 10159, 20318, 40636, 50795, 81272, 101590, 203180, 406360, 1412101, 2824202, 5648404, 7060505, 11296808, 14121010, 28242020, 56484040]

約数ペア:

[(1, 56484040), (2, 28242020), (4, 14121010), (5, 11296808), (8, 7060505), (10, 5648404), (20, 2824202), (40, 1412101), (139, 406360), (278, 203180), (556, 101590), (695, 81272), (1112, 50795), (1390, 40636), (2780, 20318), (5560, 10159)]