2752720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1811}}^1$

素因数の和:1843

約数の個数: 40

約数和(自身を含む): 6740640

約数和(自身を除く): 3987920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1811, 3622, 7244, 9055, 14488, 18110, 28976, 34409, 36220, 68818, 72440, 137636, 144880, 172045, 275272, 344090, 550544, 688180, 1376360, 2752720]

約数ペア:

[(1, 2752720), (2, 1376360), (4, 688180), (5, 550544), (8, 344090), (10, 275272), (16, 172045), (19, 144880), (20, 137636), (38, 72440), (40, 68818), (76, 36220), (80, 34409), (95, 28976), (152, 18110), (190, 14488), (304, 9055), (380, 7244), (760, 3622), (1520, 1811)]