5477120

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 14348880

約数和(自身を除く): 8871760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 389, 440, 640, 704, 778, 880, 1280, 1408, 1556, 1760, 1945, 2816, 3112, 3520, 3890, 4279, 6224, 7040, 7780, 8558, 12448, 14080, 15560, 17116, 21395, 24896, 31120, 34232, 42790, 49792, 62240, 68464, 85580, 99584, 124480, 136928, 171160, 248960, 273856, 342320, 497920, 547712, 684640, 1095424, 1369280, 2738560, 5477120]

約数ペア:

[(1, 5477120), (2, 2738560), (4, 1369280), (5, 1095424), (8, 684640), (10, 547712), (11, 497920), (16, 342320), (20, 273856), (22, 248960), (32, 171160), (40, 136928), (44, 124480), (55, 99584), (64, 85580), (80, 68464), (88, 62240), (110, 49792), (128, 42790), (160, 34232), (176, 31120), (220, 24896), (256, 21395), (320, 17116), (352, 15560), (389, 14080), (440, 12448), (640, 8558), (704, 7780), (778, 7040), (880, 6224), (1280, 4279), (1408, 3890), (1556, 3520), (1760, 3112), (1945, 2816)]