8768840

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{853}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 19829880

約数和(自身を除く): 11061040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 853, 1028, 1285, 1706, 2056, 2570, 3412, 4265, 5140, 6824, 8530, 10280, 17060, 34120, 219221, 438442, 876884, 1096105, 1753768, 2192210, 4384420, 8768840]

約数ペア:

[(1, 8768840), (2, 4384420), (4, 2192210), (5, 1753768), (8, 1096105), (10, 876884), (20, 438442), (40, 219221), (257, 34120), (514, 17060), (853, 10280), (1028, 8530), (1285, 6824), (1706, 5140), (2056, 4265), (2570, 3412)]