210898360

素因数分解:

$2^3\times 5^1\times {\mathrm{5272459}}^1$

素因数の和:5272470

約数の個数: 16

約数和(自身を含む): 474521400

約数和(自身を除く): 263623040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5272459, 10544918, 21089836, 26362295, 42179672, 52724590, 105449180, 210898360]

約数ペア:

[(1, 210898360), (2, 105449180), (4, 52724590), (5, 42179672), (8, 26362295), (10, 21089836), (20, 10544918), (40, 5272459)]