2108582020

素因数分解:

$2^2\times 5^1\times {\mathrm{105429101}}^1$

素因数の和:105429110

約数の個数: 12

約数和(自身を含む): 4428022284

約数和(自身を除く): 2319440264

約数列:

[1, 2, 4, 5, 10, 20, 105429101, 210858202, 421716404, 527145505, 1054291010, 2108582020]

約数ペア:

[(1, 2108582020), (2, 1054291010), (4, 527145505), (5, 421716404), (10, 210858202), (20, 105429101)]