2788808

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 5969040

約数和(自身を除く): 3180232

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 67, 86, 88, 121, 134, 172, 242, 268, 344, 473, 484, 536, 737, 946, 968, 1474, 1892, 2881, 2948, 3784, 5203, 5762, 5896, 8107, 10406, 11524, 16214, 20812, 23048, 31691, 32428, 41624, 63382, 64856, 126764, 253528, 348601, 697202, 1394404, 2788808]

約数ペア:

[(1, 2788808), (2, 1394404), (4, 697202), (8, 348601), (11, 253528), (22, 126764), (43, 64856), (44, 63382), (67, 41624), (86, 32428), (88, 31691), (121, 23048), (134, 20812), (172, 16214), (242, 11524), (268, 10406), (344, 8107), (473, 5896), (484, 5762), (536, 5203), (737, 3784), (946, 2948), (968, 2881), (1474, 1892)]