71546440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{255523}}^1$

素因数の和:255541

約数の個数: 32

約数和(自身を含む): 183977280

約数和(自身を除く): 112430840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 255523, 511046, 1022092, 1277615, 1788661, 2044184, 2555230, 3577322, 5110460, 7154644, 8943305, 10220920, 14309288, 17886610, 35773220, 71546440]

約数ペア:

[(1, 71546440), (2, 35773220), (4, 17886610), (5, 14309288), (7, 10220920), (8, 8943305), (10, 7154644), (14, 5110460), (20, 3577322), (28, 2555230), (35, 2044184), (40, 1788661), (56, 1277615), (70, 1022092), (140, 511046), (280, 255523)]