19823320

素因数分解:

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

素因数の和:45075

約数の個数: 32

約数和(自身を含む): 48658320

約数和(自身を除く): 28835000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 45053, 90106, 180212, 225265, 360424, 450530, 495583, 901060, 991166, 1802120, 1982332, 2477915, 3964664, 4955830, 9911660, 19823320]

約数ペア:

[(1, 19823320), (2, 9911660), (4, 4955830), (5, 3964664), (8, 2477915), (10, 1982332), (11, 1802120), (20, 991166), (22, 901060), (40, 495583), (44, 450530), (55, 360424), (88, 225265), (110, 180212), (220, 90106), (440, 45053)]