1105720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 3110400

約数和(自身を除く): 2004680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 359, 385, 440, 616, 718, 770, 1436, 1540, 1795, 2513, 2872, 3080, 3590, 3949, 5026, 7180, 7898, 10052, 12565, 14360, 15796, 19745, 20104, 25130, 27643, 31592, 39490, 50260, 55286, 78980, 100520, 110572, 138215, 157960, 221144, 276430, 552860, 1105720]

約数ペア:

[(1, 1105720), (2, 552860), (4, 276430), (5, 221144), (7, 157960), (8, 138215), (10, 110572), (11, 100520), (14, 78980), (20, 55286), (22, 50260), (28, 39490), (35, 31592), (40, 27643), (44, 25130), (55, 20104), (56, 19745), (70, 15796), (77, 14360), (88, 12565), (110, 10052), (140, 7898), (154, 7180), (220, 5026), (280, 3949), (308, 3590), (359, 3080), (385, 2872), (440, 2513), (616, 1795), (718, 1540), (770, 1436)]