14847980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 36867600

約数和(自身を除く): 22019620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 109, 139, 140, 196, 218, 245, 278, 436, 490, 545, 556, 695, 763, 973, 980, 1090, 1390, 1526, 1946, 2180, 2780, 3052, 3815, 3892, 4865, 5341, 6811, 7630, 9730, 10682, 13622, 15151, 15260, 19460, 21364, 26705, 27244, 30302, 34055, 53410, 60604, 68110, 75755, 106057, 106820, 136220, 151510, 212114, 303020, 424228, 530285, 742399, 1060570, 1484798, 2121140, 2969596, 3711995, 7423990, 14847980]

約数ペア:

[(1, 14847980), (2, 7423990), (4, 3711995), (5, 2969596), (7, 2121140), (10, 1484798), (14, 1060570), (20, 742399), (28, 530285), (35, 424228), (49, 303020), (70, 212114), (98, 151510), (109, 136220), (139, 106820), (140, 106057), (196, 75755), (218, 68110), (245, 60604), (278, 53410), (436, 34055), (490, 30302), (545, 27244), (556, 26705), (695, 21364), (763, 19460), (973, 15260), (980, 15151), (1090, 13622), (1390, 10682), (1526, 9730), (1946, 7630), (2180, 6811), (2780, 5341), (3052, 4865), (3815, 3892)]