42055340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{51287}}^1$

素因数の和:51337

約数の個数: 24

約数和(自身を含む): 90472032

約数和(自身を除く): 48416692

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 51287, 102574, 205148, 256435, 512870, 1025740, 2102767, 4205534, 8411068, 10513835, 21027670, 42055340]

約数ペア:

[(1, 42055340), (2, 21027670), (4, 10513835), (5, 8411068), (10, 4205534), (20, 2102767), (41, 1025740), (82, 512870), (164, 256435), (205, 205148), (410, 102574), (820, 51287)]