2781944

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 5765040

約数和(自身を除く): 2983096

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 101, 202, 313, 404, 626, 808, 1111, 1252, 2222, 2504, 3443, 4444, 6886, 8888, 13772, 27544, 31613, 63226, 126452, 252904, 347743, 695486, 1390972, 2781944]

約数ペア:

[(1, 2781944), (2, 1390972), (4, 695486), (8, 347743), (11, 252904), (22, 126452), (44, 63226), (88, 31613), (101, 27544), (202, 13772), (313, 8888), (404, 6886), (626, 4444), (808, 3443), (1111, 2504), (1252, 2222)]