27243080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 64247040

約数和(自身を除く): 37003960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 47, 86, 94, 172, 188, 215, 235, 337, 344, 376, 430, 470, 674, 860, 940, 1348, 1685, 1720, 1880, 2021, 2696, 3370, 4042, 6740, 8084, 10105, 13480, 14491, 15839, 16168, 20210, 28982, 31678, 40420, 57964, 63356, 72455, 79195, 80840, 115928, 126712, 144910, 158390, 289820, 316780, 579640, 633560, 681077, 1362154, 2724308, 3405385, 5448616, 6810770, 13621540, 27243080]

約数ペア:

[(1, 27243080), (2, 13621540), (4, 6810770), (5, 5448616), (8, 3405385), (10, 2724308), (20, 1362154), (40, 681077), (43, 633560), (47, 579640), (86, 316780), (94, 289820), (172, 158390), (188, 144910), (215, 126712), (235, 115928), (337, 80840), (344, 79195), (376, 72455), (430, 63356), (470, 57964), (674, 40420), (860, 31678), (940, 28982), (1348, 20210), (1685, 16168), (1720, 15839), (1880, 14491), (2021, 13480), (2696, 10105), (3370, 8084), (4042, 6740)]