54402020

素因数分解:

$2^2\times 5^1\times {\mathrm{2720101}}^1$

素因数の和:2720110

約数の個数: 12

約数和(自身を含む): 114244284

約数和(自身を除く): 59842264

約数列:

[1, 2, 4, 5, 10, 20, 2720101, 5440202, 10880404, 13600505, 27201010, 54402020]

約数ペア:

[(1, 54402020), (2, 27201010), (4, 13600505), (5, 10880404), (10, 5440202), (20, 2720101)]