54647260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{66643}}^1$

素因数の和:66693

約数の個数: 24

約数和(自身を含む): 117560016

約数和(自身を除く): 62912756

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 66643, 133286, 266572, 333215, 666430, 1332860, 2732363, 5464726, 10929452, 13661815, 27323630, 54647260]

約数ペア:

[(1, 54647260), (2, 27323630), (4, 13661815), (5, 10929452), (10, 5464726), (20, 2732363), (41, 1332860), (82, 666430), (164, 333215), (205, 266572), (410, 133286), (820, 66643)]