15377680

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{911}}^1$

素因数の和:1135

約数の個数: 40

約数和(自身を含む): 35961984

約数和(自身を除く): 20584304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 911, 1055, 1688, 1822, 2110, 3376, 3644, 4220, 4555, 7288, 8440, 9110, 14576, 16880, 18220, 36440, 72880, 192221, 384442, 768884, 961105, 1537768, 1922210, 3075536, 3844420, 7688840, 15377680]

約数ペア:

[(1, 15377680), (2, 7688840), (4, 3844420), (5, 3075536), (8, 1922210), (10, 1537768), (16, 961105), (20, 768884), (40, 384442), (80, 192221), (211, 72880), (422, 36440), (844, 18220), (911, 16880), (1055, 14576), (1688, 9110), (1822, 8440), (2110, 7288), (3376, 4555), (3644, 4220)]