40081804

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5527}}^1$

素因数の和:5582

約数の個数: 36

約数和(自身を含む): 83815536

約数和(自身を除く): 43733732

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 1036, 1813, 3626, 5527, 7252, 11054, 22108, 38689, 77378, 154756, 204499, 270823, 408998, 541646, 817996, 1083292, 1431493, 2862986, 5725972, 10020451, 20040902, 40081804]

約数ペア:

[(1, 40081804), (2, 20040902), (4, 10020451), (7, 5725972), (14, 2862986), (28, 1431493), (37, 1083292), (49, 817996), (74, 541646), (98, 408998), (148, 270823), (196, 204499), (259, 154756), (518, 77378), (1036, 38689), (1813, 22108), (3626, 11054), (5527, 7252)]