2149761680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2442911}}^1$

素因数の和:2442935

約数の個数: 40

約数和(自身を含む): 5452579584

約数和(自身を除く): 3302817904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2442911, 4885822, 9771644, 12214555, 19543288, 24429110, 26872021, 39086576, 48858220, 53744042, 97716440, 107488084, 134360105, 195432880, 214976168, 268720210, 429952336, 537440420, 1074880840, 2149761680]

約数ペア:

[(1, 2149761680), (2, 1074880840), (4, 537440420), (5, 429952336), (8, 268720210), (10, 214976168), (11, 195432880), (16, 134360105), (20, 107488084), (22, 97716440), (40, 53744042), (44, 48858220), (55, 39086576), (80, 26872021), (88, 24429110), (110, 19543288), (176, 12214555), (220, 9771644), (440, 4885822), (880, 2442911)]