2744720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3119}}^1$

素因数の和:3143

約数の個数: 40

約数和(自身を含む): 6963840

約数和(自身を除く): 4219120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 3119, 6238, 12476, 15595, 24952, 31190, 34309, 49904, 62380, 68618, 124760, 137236, 171545, 249520, 274472, 343090, 548944, 686180, 1372360, 2744720]

約数ペア:

[(1, 2744720), (2, 1372360), (4, 686180), (5, 548944), (8, 343090), (10, 274472), (11, 249520), (16, 171545), (20, 137236), (22, 124760), (40, 68618), (44, 62380), (55, 49904), (80, 34309), (88, 31190), (110, 24952), (176, 15595), (220, 12476), (440, 6238), (880, 3119)]