2564988

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 6320160

約数和(自身を除く): 3755172

約数列:

[1, 2, 3, 4, 6, 12, 37, 53, 74, 106, 109, 111, 148, 159, 212, 218, 222, 318, 327, 436, 444, 636, 654, 1308, 1961, 3922, 4033, 5777, 5883, 7844, 8066, 11554, 11766, 12099, 16132, 17331, 23108, 23532, 24198, 34662, 48396, 69324, 213749, 427498, 641247, 854996, 1282494, 2564988]

約数ペア:

[(1, 2564988), (2, 1282494), (3, 854996), (4, 641247), (6, 427498), (12, 213749), (37, 69324), (53, 48396), (74, 34662), (106, 24198), (109, 23532), (111, 23108), (148, 17331), (159, 16132), (212, 12099), (218, 11766), (222, 11554), (318, 8066), (327, 7844), (436, 5883), (444, 5777), (636, 4033), (654, 3922), (1308, 1961)]