20592880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3343}}^1$

素因数の和:3374

約数の個数: 80

約数和(自身を含む): 59710464

約数和(自身を除く): 39117584

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 3343, 6160, 6686, 13372, 16715, 23401, 26744, 33430, 36773, 46802, 53488, 66860, 73546, 93604, 117005, 133720, 147092, 183865, 187208, 234010, 257411, 267440, 294184, 367730, 374416, 468020, 514822, 588368, 735460, 936040, 1029644, 1287055, 1470920, 1872080, 2059288, 2574110, 2941840, 4118576, 5148220, 10296440, 20592880]

約数ペア:

[(1, 20592880), (2, 10296440), (4, 5148220), (5, 4118576), (7, 2941840), (8, 2574110), (10, 2059288), (11, 1872080), (14, 1470920), (16, 1287055), (20, 1029644), (22, 936040), (28, 735460), (35, 588368), (40, 514822), (44, 468020), (55, 374416), (56, 367730), (70, 294184), (77, 267440), (80, 257411), (88, 234010), (110, 187208), (112, 183865), (140, 147092), (154, 133720), (176, 117005), (220, 93604), (280, 73546), (308, 66860), (385, 53488), (440, 46802), (560, 36773), (616, 33430), (770, 26744), (880, 23401), (1232, 16715), (1540, 13372), (3080, 6686), (3343, 6160)]