2017745720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{18191}}^1$

素因数の和:18308

約数の個数: 64

約数和(自身を含む): 4715366400

約数和(自身を除く): 2697620680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 59, 94, 118, 188, 235, 236, 295, 376, 470, 472, 590, 940, 1180, 1880, 2360, 2773, 5546, 11092, 13865, 18191, 22184, 27730, 36382, 55460, 72764, 90955, 110920, 145528, 181910, 363820, 727640, 854977, 1073269, 1709954, 2146538, 3419908, 4274885, 4293076, 5366345, 6839816, 8549770, 8586152, 10732690, 17099540, 21465380, 34199080, 42930760, 50443643, 100887286, 201774572, 252218215, 403549144, 504436430, 1008872860, 2017745720]

約数ペア:

[(1, 2017745720), (2, 1008872860), (4, 504436430), (5, 403549144), (8, 252218215), (10, 201774572), (20, 100887286), (40, 50443643), (47, 42930760), (59, 34199080), (94, 21465380), (118, 17099540), (188, 10732690), (235, 8586152), (236, 8549770), (295, 6839816), (376, 5366345), (470, 4293076), (472, 4274885), (590, 3419908), (940, 2146538), (1180, 1709954), (1880, 1073269), (2360, 854977), (2773, 727640), (5546, 363820), (11092, 181910), (13865, 145528), (18191, 110920), (22184, 90955), (27730, 72764), (36382, 55460)]