16621360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{443}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 44925696

約数和(自身を除く): 28304336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 67, 70, 80, 112, 134, 140, 268, 280, 335, 443, 469, 536, 560, 670, 886, 938, 1072, 1340, 1772, 1876, 2215, 2345, 2680, 3101, 3544, 3752, 4430, 4690, 5360, 6202, 7088, 7504, 8860, 9380, 12404, 15505, 17720, 18760, 24808, 29681, 31010, 35440, 37520, 49616, 59362, 62020, 118724, 124040, 148405, 207767, 237448, 248080, 296810, 415534, 474896, 593620, 831068, 1038835, 1187240, 1662136, 2077670, 2374480, 3324272, 4155340, 8310680, 16621360]

約数ペア:

[(1, 16621360), (2, 8310680), (4, 4155340), (5, 3324272), (7, 2374480), (8, 2077670), (10, 1662136), (14, 1187240), (16, 1038835), (20, 831068), (28, 593620), (35, 474896), (40, 415534), (56, 296810), (67, 248080), (70, 237448), (80, 207767), (112, 148405), (134, 124040), (140, 118724), (268, 62020), (280, 59362), (335, 49616), (443, 37520), (469, 35440), (536, 31010), (560, 29681), (670, 24808), (886, 18760), (938, 17720), (1072, 15505), (1340, 12404), (1772, 9380), (1876, 8860), (2215, 7504), (2345, 7088), (2680, 6202), (3101, 5360), (3544, 4690), (3752, 4430)]