39971610

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{21149}}^1$

素因数の和:21172

約数の個数: 64

約数和(自身を含む): 121824000

約数和(自身を除く): 81852390

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 21149, 42298, 63447, 105745, 126894, 148043, 190341, 211490, 296086, 317235, 380682, 444129, 571023, 634470, 740215, 888258, 951705, 1142046, 1332387, 1480430, 1903410, 2220645, 2664774, 2855115, 3997161, 4441290, 5710230, 6661935, 7994322, 13323870, 19985805, 39971610]

約数ペア:

[(1, 39971610), (2, 19985805), (3, 13323870), (5, 7994322), (6, 6661935), (7, 5710230), (9, 4441290), (10, 3997161), (14, 2855115), (15, 2664774), (18, 2220645), (21, 1903410), (27, 1480430), (30, 1332387), (35, 1142046), (42, 951705), (45, 888258), (54, 740215), (63, 634470), (70, 571023), (90, 444129), (105, 380682), (126, 317235), (135, 296086), (189, 211490), (210, 190341), (270, 148043), (315, 126894), (378, 105745), (630, 63447), (945, 42298), (1890, 21149)]