40687080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{48437}}^1$

素因数の和:48458

約数の個数: 64

約数和(自身を含む): 139501440

約数和(自身を除く): 98814360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 48437, 96874, 145311, 193748, 242185, 290622, 339059, 387496, 484370, 581244, 678118, 726555, 968740, 1017177, 1162488, 1356236, 1453110, 1695295, 1937480, 2034354, 2712472, 2906220, 3390590, 4068708, 5085885, 5812440, 6781180, 8137416, 10171770, 13562360, 20343540, 40687080]

約数ペア:

[(1, 40687080), (2, 20343540), (3, 13562360), (4, 10171770), (5, 8137416), (6, 6781180), (7, 5812440), (8, 5085885), (10, 4068708), (12, 3390590), (14, 2906220), (15, 2712472), (20, 2034354), (21, 1937480), (24, 1695295), (28, 1453110), (30, 1356236), (35, 1162488), (40, 1017177), (42, 968740), (56, 726555), (60, 678118), (70, 581244), (84, 484370), (105, 387496), (120, 339059), (140, 290622), (168, 242185), (210, 193748), (280, 145311), (420, 96874), (840, 48437)]