220158764

素因数分解:

$2^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{8081}}^1$

素因数の和:8238

約数の個数: 36

約数和(自身を含む): 451460520

約数和(自身を除く): 231301756

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 556, 973, 1946, 3892, 6811, 8081, 13622, 16162, 27244, 32324, 56567, 113134, 226268, 395969, 791938, 1123259, 1583876, 2246518, 4493036, 7862813, 15725626, 31451252, 55039691, 110079382, 220158764]

約数ペア:

[(1, 220158764), (2, 110079382), (4, 55039691), (7, 31451252), (14, 15725626), (28, 7862813), (49, 4493036), (98, 2246518), (139, 1583876), (196, 1123259), (278, 791938), (556, 395969), (973, 226268), (1946, 113134), (3892, 56567), (6811, 32324), (8081, 27244), (13622, 16162)]