54411980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{388657}}^1$

素因数の和:388673

約数の個数: 24

約数和(自身を含む): 130589088

約数和(自身を除く): 76177108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 388657, 777314, 1554628, 1943285, 2720599, 3886570, 5441198, 7773140, 10882396, 13602995, 27205990, 54411980]

約数ペア:

[(1, 54411980), (2, 27205990), (4, 13602995), (5, 10882396), (7, 7773140), (10, 5441198), (14, 3886570), (20, 2720599), (28, 1943285), (35, 1554628), (70, 777314), (140, 388657)]