38941720

素因数分解:

$2^3\times 5^1\times {\mathrm{937}}^1\times {\mathrm{1039}}^1$

素因数の和:1987

約数の個数: 32

約数和(自身を含む): 87796800

約数和(自身を除く): 48855080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 937, 1039, 1874, 2078, 3748, 4156, 4685, 5195, 7496, 8312, 9370, 10390, 18740, 20780, 37480, 41560, 973543, 1947086, 3894172, 4867715, 7788344, 9735430, 19470860, 38941720]

約数ペア:

[(1, 38941720), (2, 19470860), (4, 9735430), (5, 7788344), (8, 4867715), (10, 3894172), (20, 1947086), (40, 973543), (937, 41560), (1039, 37480), (1874, 20780), (2078, 18740), (3748, 10390), (4156, 9370), (4685, 8312), (5195, 7496)]