9727120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 24998400

約数和(自身を除く): 15271280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 199, 208, 235, 260, 376, 398, 470, 520, 611, 752, 796, 940, 995, 1040, 1222, 1592, 1880, 1990, 2444, 2587, 3055, 3184, 3760, 3980, 4888, 5174, 6110, 7960, 9353, 9776, 10348, 12220, 12935, 15920, 18706, 20696, 24440, 25870, 37412, 41392, 46765, 48880, 51740, 74824, 93530, 103480, 121589, 149648, 187060, 206960, 243178, 374120, 486356, 607945, 748240, 972712, 1215890, 1945424, 2431780, 4863560, 9727120]

約数ペア:

[(1, 9727120), (2, 4863560), (4, 2431780), (5, 1945424), (8, 1215890), (10, 972712), (13, 748240), (16, 607945), (20, 486356), (26, 374120), (40, 243178), (47, 206960), (52, 187060), (65, 149648), (80, 121589), (94, 103480), (104, 93530), (130, 74824), (188, 51740), (199, 48880), (208, 46765), (235, 41392), (260, 37412), (376, 25870), (398, 24440), (470, 20696), (520, 18706), (611, 15920), (752, 12935), (796, 12220), (940, 10348), (995, 9776), (1040, 9353), (1222, 7960), (1592, 6110), (1880, 5174), (1990, 4888), (2444, 3980), (2587, 3760), (3055, 3184)]