6670694920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{19489}}^1$

素因数の和:19742

約数の個数: 64

約数和(自身を含む): 15436080000

約数和(自身を除く): 8765385080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 199, 215, 344, 398, 430, 796, 860, 995, 1592, 1720, 1990, 3980, 7960, 8557, 17114, 19489, 34228, 38978, 42785, 68456, 77956, 85570, 97445, 155912, 171140, 194890, 342280, 389780, 779560, 838027, 1676054, 3352108, 3878311, 4190135, 6704216, 7756622, 8380270, 15513244, 16760540, 19391555, 31026488, 33521080, 38783110, 77566220, 155132440, 166767373, 333534746, 667069492, 833836865, 1334138984, 1667673730, 3335347460, 6670694920]

約数ペア:

[(1, 6670694920), (2, 3335347460), (4, 1667673730), (5, 1334138984), (8, 833836865), (10, 667069492), (20, 333534746), (40, 166767373), (43, 155132440), (86, 77566220), (172, 38783110), (199, 33521080), (215, 31026488), (344, 19391555), (398, 16760540), (430, 15513244), (796, 8380270), (860, 7756622), (995, 6704216), (1592, 4190135), (1720, 3878311), (1990, 3352108), (3980, 1676054), (7960, 838027), (8557, 779560), (17114, 389780), (19489, 342280), (34228, 194890), (38978, 171140), (42785, 155912), (68456, 97445), (77956, 85570)]