2016808145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1\times {\mathrm{1559}}^1$

素因数の和:2165

約数の個数: 32

約数和(自身を含む): 2708259840

約数和(自身を除く): 691451695

約数列:

[1, 5, 11, 43, 55, 215, 473, 547, 1559, 2365, 2735, 6017, 7795, 17149, 23521, 30085, 67037, 85745, 117605, 258731, 335185, 737407, 852773, 1293655, 3687035, 4263865, 9380503, 36669239, 46902515, 183346195, 403361629, 2016808145]

約数ペア:

[(1, 2016808145), (5, 403361629), (11, 183346195), (43, 46902515), (55, 36669239), (215, 9380503), (473, 4263865), (547, 3687035), (1559, 1293655), (2365, 852773), (2735, 737407), (6017, 335185), (7795, 258731), (17149, 117605), (23521, 85745), (30085, 67037)]