27201680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30911}}^1$

素因数の和:30935

約数の個数: 40

約数和(自身を含む): 68995584

約数和(自身を除く): 41793904

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 30911, 61822, 123644, 154555, 247288, 309110, 340021, 494576, 618220, 680042, 1236440, 1360084, 1700105, 2472880, 2720168, 3400210, 5440336, 6800420, 13600840, 27201680]

約数ペア:

[(1, 27201680), (2, 13600840), (4, 6800420), (5, 5440336), (8, 3400210), (10, 2720168), (11, 2472880), (16, 1700105), (20, 1360084), (22, 1236440), (40, 680042), (44, 618220), (55, 494576), (80, 340021), (88, 309110), (110, 247288), (176, 154555), (220, 123644), (440, 61822), (880, 30911)]