139585480

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{11149}}^1$

素因数の和:11473

約数の個数: 32

約数和(自身を含む): 315099000

約数和(自身を除く): 175513520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 11149, 12520, 22298, 44596, 55745, 89192, 111490, 222980, 445960, 3489637, 6979274, 13958548, 17448185, 27917096, 34896370, 69792740, 139585480]

約数ペア:

[(1, 139585480), (2, 69792740), (4, 34896370), (5, 27917096), (8, 17448185), (10, 13958548), (20, 6979274), (40, 3489637), (313, 445960), (626, 222980), (1252, 111490), (1565, 89192), (2504, 55745), (3130, 44596), (6260, 22298), (11149, 12520)]