1278943060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{28663}}^1$

素因数の和:28792

約数の個数: 48

約数和(自身を含む): 2831544576

約数和(自身を除く): 1552601516

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 970, 1940, 2231, 4462, 8924, 11155, 22310, 28663, 44620, 57326, 114652, 143315, 286630, 573260, 659249, 1318498, 2636996, 2780311, 3296245, 5560622, 6592490, 11121244, 13184980, 13901555, 27803110, 55606220, 63947153, 127894306, 255788612, 319735765, 639471530, 1278943060]

約数ペア:

[(1, 1278943060), (2, 639471530), (4, 319735765), (5, 255788612), (10, 127894306), (20, 63947153), (23, 55606220), (46, 27803110), (92, 13901555), (97, 13184980), (115, 11121244), (194, 6592490), (230, 5560622), (388, 3296245), (460, 2780311), (485, 2636996), (970, 1318498), (1940, 659249), (2231, 573260), (4462, 286630), (8924, 143315), (11155, 114652), (22310, 57326), (28663, 44620)]