2761880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6277}}^1$

素因数の和:6299

約数の個数: 32

約数和(自身を含む): 6780240

約数和(自身を除く): 4018360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6277, 12554, 25108, 31385, 50216, 62770, 69047, 125540, 138094, 251080, 276188, 345235, 552376, 690470, 1380940, 2761880]

約数ペア:

[(1, 2761880), (2, 1380940), (4, 690470), (5, 552376), (8, 345235), (10, 276188), (11, 251080), (20, 138094), (22, 125540), (40, 69047), (44, 62770), (55, 50216), (88, 31385), (110, 25108), (220, 12554), (440, 6277)]