20270360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2003}}^1$

素因数の和:2048

約数の個数: 64

約数和(自身を含む): 51943680

約数和(自身を除く): 31673320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2003, 2024, 2530, 4006, 5060, 8012, 10015, 10120, 16024, 20030, 22033, 40060, 44066, 46069, 80120, 88132, 92138, 110165, 176264, 184276, 220330, 230345, 368552, 440660, 460690, 506759, 881320, 921380, 1013518, 1842760, 2027036, 2533795, 4054072, 5067590, 10135180, 20270360]

約数ペア:

[(1, 20270360), (2, 10135180), (4, 5067590), (5, 4054072), (8, 2533795), (10, 2027036), (11, 1842760), (20, 1013518), (22, 921380), (23, 881320), (40, 506759), (44, 460690), (46, 440660), (55, 368552), (88, 230345), (92, 220330), (110, 184276), (115, 176264), (184, 110165), (220, 92138), (230, 88132), (253, 80120), (440, 46069), (460, 44066), (506, 40060), (920, 22033), (1012, 20030), (1265, 16024), (2003, 10120), (2024, 10015), (2530, 8012), (4006, 5060)]