254740

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 548352

約数和(自身を除く): 293612

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 271, 470, 542, 940, 1084, 1355, 2710, 5420, 12737, 25474, 50948, 63685, 127370, 254740]

約数ペア:

[(1, 254740), (2, 127370), (4, 63685), (5, 50948), (10, 25474), (20, 12737), (47, 5420), (94, 2710), (188, 1355), (235, 1084), (271, 940), (470, 542)]