2777456

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:429

約数の個数: 40

約数和(自身を含む): 6023424

約数和(自身を除く): 3245968

約数列:

[1, 2, 4, 8, 11, 16, 22, 43, 44, 86, 88, 172, 176, 344, 367, 473, 688, 734, 946, 1468, 1892, 2936, 3784, 4037, 5872, 7568, 8074, 15781, 16148, 31562, 32296, 63124, 64592, 126248, 173591, 252496, 347182, 694364, 1388728, 2777456]

約数ペア:

[(1, 2777456), (2, 1388728), (4, 694364), (8, 347182), (11, 252496), (16, 173591), (22, 126248), (43, 64592), (44, 63124), (86, 32296), (88, 31562), (172, 16148), (176, 15781), (344, 8074), (367, 7568), (473, 5872), (688, 4037), (734, 3784), (946, 2936), (1468, 1892)]