1680888968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{74323}}^1$

素因数の和:74597

約数の個数: 32

約数和(自身を含む): 3451606560

約数和(自身を除く): 1770717592

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 257, 514, 1028, 2056, 2827, 5654, 11308, 22616, 74323, 148646, 297292, 594584, 817553, 1635106, 3270212, 6540424, 19101011, 38202022, 76404044, 152808088, 210111121, 420222242, 840444484, 1680888968]

約数ペア:

[(1, 1680888968), (2, 840444484), (4, 420222242), (8, 210111121), (11, 152808088), (22, 76404044), (44, 38202022), (88, 19101011), (257, 6540424), (514, 3270212), (1028, 1635106), (2056, 817553), (2827, 594584), (5654, 297292), (11308, 148646), (22616, 74323)]