27120280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61637}}^1$

素因数の和:61659

約数の個数: 32

約数和(自身を含む): 66569040

約数和(自身を除く): 39448760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 61637, 123274, 246548, 308185, 493096, 616370, 678007, 1232740, 1356014, 2465480, 2712028, 3390035, 5424056, 6780070, 13560140, 27120280]

約数ペア:

[(1, 27120280), (2, 13560140), (4, 6780070), (5, 5424056), (8, 3390035), (10, 2712028), (11, 2465480), (20, 1356014), (22, 1232740), (40, 678007), (44, 616370), (55, 493096), (88, 308185), (110, 246548), (220, 123274), (440, 61637)]