209210360

素因数分解:

$2^3\times 5^1\times {\mathrm{5230259}}^1$

素因数の和:5230270

約数の個数: 16

約数和(自身を含む): 470723400

約数和(自身を除く): 261513040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5230259, 10460518, 20921036, 26151295, 41842072, 52302590, 104605180, 209210360]

約数ペア:

[(1, 209210360), (2, 104605180), (4, 52302590), (5, 41842072), (8, 26151295), (10, 20921036), (20, 10460518), (40, 5230259)]