20199963080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1019}}^1\times {\mathrm{45053}}^1$

素因数の和:46094

約数の個数: 64

約数和(自身を含む): 49631486400

約数和(自身を除く): 29431523320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1019, 2038, 4076, 5095, 8152, 10190, 11209, 20380, 22418, 40760, 44836, 45053, 56045, 89672, 90106, 112090, 180212, 224180, 225265, 360424, 448360, 450530, 495583, 901060, 991166, 1802120, 1982332, 2477915, 3964664, 4955830, 9911660, 19823320, 45909007, 91818014, 183636028, 229545035, 367272056, 459090070, 504999077, 918180140, 1009998154, 1836360280, 2019996308, 2524995385, 4039992616, 5049990770, 10099981540, 20199963080]

約数ペア:

[(1, 20199963080), (2, 10099981540), (4, 5049990770), (5, 4039992616), (8, 2524995385), (10, 2019996308), (11, 1836360280), (20, 1009998154), (22, 918180140), (40, 504999077), (44, 459090070), (55, 367272056), (88, 229545035), (110, 183636028), (220, 91818014), (440, 45909007), (1019, 19823320), (2038, 9911660), (4076, 4955830), (5095, 3964664), (8152, 2477915), (10190, 1982332), (11209, 1802120), (20380, 991166), (22418, 901060), (40760, 495583), (44836, 450530), (45053, 448360), (56045, 360424), (89672, 225265), (90106, 224180), (112090, 180212)]