1981856272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{5501}}^1$

素因数の和:5632

約数の個数: 80

約数和(自身を含む): 4420967040

約数和(自身を除く): 2439110768

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 89, 92, 176, 178, 184, 253, 356, 368, 506, 712, 979, 1012, 1424, 1958, 2024, 2047, 3916, 4048, 4094, 5501, 7832, 8188, 11002, 15664, 16376, 22004, 22517, 32752, 44008, 45034, 60511, 88016, 90068, 121022, 126523, 180136, 242044, 253046, 360272, 484088, 489589, 506092, 968176, 979178, 1012184, 1391753, 1958356, 2024368, 2783506, 3916712, 5385479, 5567012, 7833424, 10770958, 11134024, 11260547, 21541916, 22268048, 22521094, 43083832, 45042188, 86167664, 90084376, 123866017, 180168752, 247732034, 495464068, 990928136, 1981856272]

約数ペア:

[(1, 1981856272), (2, 990928136), (4, 495464068), (8, 247732034), (11, 180168752), (16, 123866017), (22, 90084376), (23, 86167664), (44, 45042188), (46, 43083832), (88, 22521094), (89, 22268048), (92, 21541916), (176, 11260547), (178, 11134024), (184, 10770958), (253, 7833424), (356, 5567012), (368, 5385479), (506, 3916712), (712, 2783506), (979, 2024368), (1012, 1958356), (1424, 1391753), (1958, 1012184), (2024, 979178), (2047, 968176), (3916, 506092), (4048, 489589), (4094, 484088), (5501, 360272), (7832, 253046), (8188, 242044), (11002, 180136), (15664, 126523), (16376, 121022), (22004, 90068), (22517, 88016), (32752, 60511), (44008, 45034)]