26556880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1$

素因数の和:1076

約数の個数: 80

約数和(自身を含む): 72138240

約数和(自身を除く): 45581360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 56, 70, 80, 94, 112, 140, 188, 235, 280, 329, 376, 470, 560, 658, 752, 940, 1009, 1316, 1645, 1880, 2018, 2632, 3290, 3760, 4036, 5045, 5264, 6580, 7063, 8072, 10090, 13160, 14126, 16144, 20180, 26320, 28252, 35315, 40360, 47423, 56504, 70630, 80720, 94846, 113008, 141260, 189692, 237115, 282520, 331961, 379384, 474230, 565040, 663922, 758768, 948460, 1327844, 1659805, 1896920, 2655688, 3319610, 3793840, 5311376, 6639220, 13278440, 26556880]

約数ペア:

[(1, 26556880), (2, 13278440), (4, 6639220), (5, 5311376), (7, 3793840), (8, 3319610), (10, 2655688), (14, 1896920), (16, 1659805), (20, 1327844), (28, 948460), (35, 758768), (40, 663922), (47, 565040), (56, 474230), (70, 379384), (80, 331961), (94, 282520), (112, 237115), (140, 189692), (188, 141260), (235, 113008), (280, 94846), (329, 80720), (376, 70630), (470, 56504), (560, 47423), (658, 40360), (752, 35315), (940, 28252), (1009, 26320), (1316, 20180), (1645, 16144), (1880, 14126), (2018, 13160), (2632, 10090), (3290, 8072), (3760, 7063), (4036, 6580), (5045, 5264)]