55148440

素因数分解:

$2^3\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{1297}}^1$

素因数の和:2371

約数の個数: 32

約数和(自身を含む): 124296480

約数和(自身を除く): 69148040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1063, 1297, 2126, 2594, 4252, 5188, 5315, 6485, 8504, 10376, 10630, 12970, 21260, 25940, 42520, 51880, 1378711, 2757422, 5514844, 6893555, 11029688, 13787110, 27574220, 55148440]

約数ペア:

[(1, 55148440), (2, 27574220), (4, 13787110), (5, 11029688), (8, 6893555), (10, 5514844), (20, 2757422), (40, 1378711), (1063, 51880), (1297, 42520), (2126, 25940), (2594, 21260), (4252, 12970), (5188, 10630), (5315, 10376), (6485, 8504)]