27907760

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1753}}^1$

素因数の和:1965

約数の個数: 40

約数和(自身を含む): 65248800

約数和(自身を除く): 37341040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1753, 1990, 3184, 3506, 3980, 7012, 7960, 8765, 14024, 15920, 17530, 28048, 35060, 70120, 140240, 348847, 697694, 1395388, 1744235, 2790776, 3488470, 5581552, 6976940, 13953880, 27907760]

約数ペア:

[(1, 27907760), (2, 13953880), (4, 6976940), (5, 5581552), (8, 3488470), (10, 2790776), (16, 1744235), (20, 1395388), (40, 697694), (80, 348847), (199, 140240), (398, 70120), (796, 35060), (995, 28048), (1592, 17530), (1753, 15920), (1990, 14024), (3184, 8765), (3506, 7960), (3980, 7012)]