1678764

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 4256000

約数和(自身を除く): 2577236

約数列:

[1, 2, 3, 4, 6, 12, 19, 37, 38, 57, 74, 76, 111, 114, 148, 199, 222, 228, 398, 444, 597, 703, 796, 1194, 1406, 2109, 2388, 2812, 3781, 4218, 7363, 7562, 8436, 11343, 14726, 15124, 22089, 22686, 29452, 44178, 45372, 88356, 139897, 279794, 419691, 559588, 839382, 1678764]

約数ペア:

[(1, 1678764), (2, 839382), (3, 559588), (4, 419691), (6, 279794), (12, 139897), (19, 88356), (37, 45372), (38, 44178), (57, 29452), (74, 22686), (76, 22089), (111, 15124), (114, 14726), (148, 11343), (199, 8436), (222, 7562), (228, 7363), (398, 4218), (444, 3781), (597, 2812), (703, 2388), (796, 2109), (1194, 1406)]