12795280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:184

約数の個数: 80

約数和(自身を含む): 31497984

約数和(自身を除く): 18702704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 47, 80, 82, 83, 94, 164, 166, 188, 205, 235, 328, 332, 376, 410, 415, 470, 656, 664, 752, 820, 830, 940, 1328, 1640, 1660, 1880, 1927, 3280, 3320, 3403, 3760, 3854, 3901, 6640, 6806, 7708, 7802, 9635, 13612, 15416, 15604, 17015, 19270, 19505, 27224, 30832, 31208, 34030, 38540, 39010, 54448, 62416, 68060, 77080, 78020, 136120, 154160, 156040, 159941, 272240, 312080, 319882, 639764, 799705, 1279528, 1599410, 2559056, 3198820, 6397640, 12795280]

約数ペア:

[(1, 12795280), (2, 6397640), (4, 3198820), (5, 2559056), (8, 1599410), (10, 1279528), (16, 799705), (20, 639764), (40, 319882), (41, 312080), (47, 272240), (80, 159941), (82, 156040), (83, 154160), (94, 136120), (164, 78020), (166, 77080), (188, 68060), (205, 62416), (235, 54448), (328, 39010), (332, 38540), (376, 34030), (410, 31208), (415, 30832), (470, 27224), (656, 19505), (664, 19270), (752, 17015), (820, 15604), (830, 15416), (940, 13612), (1328, 9635), (1640, 7802), (1660, 7708), (1880, 6806), (1927, 6640), (3280, 3901), (3320, 3854), (3403, 3760)]