15393340

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{2459}}^1$

素因数の和:2781

約数の個数: 24

約数和(自身を含む): 32442480

約数和(自身を除く): 17049140

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1565, 2459, 3130, 4918, 6260, 9836, 12295, 24590, 49180, 769667, 1539334, 3078668, 3848335, 7696670, 15393340]

約数ペア:

[(1, 15393340), (2, 7696670), (4, 3848335), (5, 3078668), (10, 1539334), (20, 769667), (313, 49180), (626, 24590), (1252, 12295), (1565, 9836), (2459, 6260), (3130, 4918)]