9876940

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{1399}}^1$

素因数の和:1761

約数の個数: 24

約数和(自身を含む): 20815200

約数和(自身を除く): 10938260

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 1399, 1412, 1765, 2798, 3530, 5596, 6995, 7060, 13990, 27980, 493847, 987694, 1975388, 2469235, 4938470, 9876940]

約数ペア:

[(1, 9876940), (2, 4938470), (4, 2469235), (5, 1975388), (10, 987694), (20, 493847), (353, 27980), (706, 13990), (1399, 7060), (1412, 6995), (1765, 5596), (2798, 3530)]