26900920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 63504000

約数和(自身を除く): 36603080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 82, 94, 164, 188, 205, 235, 328, 349, 376, 410, 470, 698, 820, 940, 1396, 1640, 1745, 1880, 1927, 2792, 3490, 3854, 6980, 7708, 9635, 13960, 14309, 15416, 16403, 19270, 28618, 32806, 38540, 57236, 65612, 71545, 77080, 82015, 114472, 131224, 143090, 164030, 286180, 328060, 572360, 656120, 672523, 1345046, 2690092, 3362615, 5380184, 6725230, 13450460, 26900920]

約数ペア:

[(1, 26900920), (2, 13450460), (4, 6725230), (5, 5380184), (8, 3362615), (10, 2690092), (20, 1345046), (40, 672523), (41, 656120), (47, 572360), (82, 328060), (94, 286180), (164, 164030), (188, 143090), (205, 131224), (235, 114472), (328, 82015), (349, 77080), (376, 71545), (410, 65612), (470, 57236), (698, 38540), (820, 32806), (940, 28618), (1396, 19270), (1640, 16403), (1745, 15416), (1880, 14309), (1927, 13960), (2792, 9635), (3490, 7708), (3854, 6980)]