54305140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{159721}}^1$

素因数の和:159747

約数の個数: 24

約数和(自身を含む): 120749832

約数和(自身を除く): 66444692

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 159721, 319442, 638884, 798605, 1597210, 2715257, 3194420, 5430514, 10861028, 13576285, 27152570, 54305140]

約数ペア:

[(1, 54305140), (2, 27152570), (4, 13576285), (5, 10861028), (10, 5430514), (17, 3194420), (20, 2715257), (34, 1597210), (68, 798605), (85, 638884), (170, 319442), (340, 159721)]