260278312

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{108089}}^1$

素因数の和:108145

約数の個数: 32

約数和(自身を含む): 570715200

約数和(自身を除く): 310436888

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 108089, 216178, 432356, 756623, 864712, 1513246, 3026492, 4647827, 6052984, 9295654, 18591308, 32534789, 37182616, 65069578, 130139156, 260278312]

約数ペア:

[(1, 260278312), (2, 130139156), (4, 65069578), (7, 37182616), (8, 32534789), (14, 18591308), (28, 9295654), (43, 6052984), (56, 4647827), (86, 3026492), (172, 1513246), (301, 864712), (344, 756623), (602, 432356), (1204, 216178), (2408, 108089)]