147140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1051}}^1$

素因数の和:1067

約数の個数: 24

約数和(自身を含む): 353472

約数和(自身を除く): 206332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1051, 2102, 4204, 5255, 7357, 10510, 14714, 21020, 29428, 36785, 73570, 147140]

約数ペア:

[(1, 147140), (2, 73570), (4, 36785), (5, 29428), (7, 21020), (10, 14714), (14, 10510), (20, 7357), (28, 5255), (35, 4204), (70, 2102), (140, 1051)]