55154540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{393961}}^1$

素因数の和:393977

約数の個数: 24

約数和(自身を含む): 132371232

約数和(自身を除く): 77216692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 393961, 787922, 1575844, 1969805, 2757727, 3939610, 5515454, 7879220, 11030908, 13788635, 27577270, 55154540]

約数ペア:

[(1, 55154540), (2, 27577270), (4, 13788635), (5, 11030908), (7, 7879220), (10, 5515454), (14, 3939610), (20, 2757727), (28, 1969805), (35, 1575844), (70, 787922), (140, 393961)]