304075120

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{34871}}^1$

素因数の和:34993

約数の個数: 40

約数和(自身を含む): 713481120

約数和(自身を除く): 409406000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 34871, 69742, 139484, 174355, 278968, 348710, 557936, 697420, 1394840, 2789680, 3800939, 7601878, 15203756, 19004695, 30407512, 38009390, 60815024, 76018780, 152037560, 304075120]

約数ペア:

[(1, 304075120), (2, 152037560), (4, 76018780), (5, 60815024), (8, 38009390), (10, 30407512), (16, 19004695), (20, 15203756), (40, 7601878), (80, 3800939), (109, 2789680), (218, 1394840), (436, 697420), (545, 557936), (872, 348710), (1090, 278968), (1744, 174355), (2180, 139484), (4360, 69742), (8720, 34871)]