14978780

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6871}}^1$

素因数の和:6989

約数の個数: 24

約数和(自身を含む): 31748640

約数和(自身を除く): 16769860

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 6871, 13742, 27484, 34355, 68710, 137420, 748939, 1497878, 2995756, 3744695, 7489390, 14978780]

約数ペア:

[(1, 14978780), (2, 7489390), (4, 3744695), (5, 2995756), (10, 1497878), (20, 748939), (109, 137420), (218, 68710), (436, 34355), (545, 27484), (1090, 13742), (2180, 6871)]