20148261740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{9227}}^1$

素因数の和:9407

約数の個数: 96

約数和(自身を含む): 45541730304

約数和(自身を除く): 25393468564

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 101, 115, 188, 202, 230, 235, 404, 460, 470, 505, 940, 1010, 1081, 2020, 2162, 2323, 4324, 4646, 4747, 5405, 9227, 9292, 9494, 10810, 11615, 18454, 18988, 21620, 23230, 23735, 36908, 46135, 46460, 47470, 92270, 94940, 109181, 184540, 212221, 218362, 424442, 433669, 436724, 545905, 848884, 867338, 931927, 1061105, 1091810, 1734676, 1863854, 2122210, 2168345, 2183620, 3727708, 4244420, 4336690, 4659635, 8673380, 9319270, 9974387, 18638540, 19948774, 21434321, 39897548, 42868642, 43800569, 49871935, 85737284, 87601138, 99743870, 107171605, 175202276, 199487740, 214343210, 219002845, 428686420, 438005690, 876011380, 1007413087, 2014826174, 4029652348, 5037065435, 10074130870, 20148261740]

約数ペア:

[(1, 20148261740), (2, 10074130870), (4, 5037065435), (5, 4029652348), (10, 2014826174), (20, 1007413087), (23, 876011380), (46, 438005690), (47, 428686420), (92, 219002845), (94, 214343210), (101, 199487740), (115, 175202276), (188, 107171605), (202, 99743870), (230, 87601138), (235, 85737284), (404, 49871935), (460, 43800569), (470, 42868642), (505, 39897548), (940, 21434321), (1010, 19948774), (1081, 18638540), (2020, 9974387), (2162, 9319270), (2323, 8673380), (4324, 4659635), (4646, 4336690), (4747, 4244420), (5405, 3727708), (9227, 2183620), (9292, 2168345), (9494, 2122210), (10810, 1863854), (11615, 1734676), (18454, 1091810), (18988, 1061105), (21620, 931927), (23230, 867338), (23735, 848884), (36908, 545905), (46135, 436724), (46460, 433669), (47470, 424442), (92270, 218362), (94940, 212221), (109181, 184540)]