54417580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{388697}}^1$

素因数の和:388713

約数の個数: 24

約数和(自身を含む): 130602528

約数和(自身を除く): 76184948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 388697, 777394, 1554788, 1943485, 2720879, 3886970, 5441758, 7773940, 10883516, 13604395, 27208790, 54417580]

約数ペア:

[(1, 54417580), (2, 27208790), (4, 13604395), (5, 10883516), (7, 7773940), (10, 5441758), (14, 3886970), (20, 2720879), (28, 1943485), (35, 1554788), (70, 777394), (140, 388697)]