2575480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 6077160

約数和(自身を除く): 3501680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 536, 620, 670, 961, 1240, 1340, 1922, 2077, 2680, 3844, 4154, 4805, 7688, 8308, 9610, 10385, 16616, 19220, 20770, 38440, 41540, 64387, 83080, 128774, 257548, 321935, 515096, 643870, 1287740, 2575480]

約数ペア:

[(1, 2575480), (2, 1287740), (4, 643870), (5, 515096), (8, 321935), (10, 257548), (20, 128774), (31, 83080), (40, 64387), (62, 41540), (67, 38440), (124, 20770), (134, 19220), (155, 16616), (248, 10385), (268, 9610), (310, 8308), (335, 7688), (536, 4805), (620, 4154), (670, 3844), (961, 2680), (1240, 2077), (1340, 1922)]