12551680

素因数分解:

$2^9\times 5^1\times {\mathrm{4903}}^1$

素因数の和:4926

約数の個数: 40

約数和(自身を含む): 30100752

約数和(自身を除く): 17549072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 4903, 9806, 19612, 24515, 39224, 49030, 78448, 98060, 156896, 196120, 313792, 392240, 627584, 784480, 1255168, 1568960, 2510336, 3137920, 6275840, 12551680]

約数ペア:

[(1, 12551680), (2, 6275840), (4, 3137920), (5, 2510336), (8, 1568960), (10, 1255168), (16, 784480), (20, 627584), (32, 392240), (40, 313792), (64, 196120), (80, 156896), (128, 98060), (160, 78448), (256, 49030), (320, 39224), (512, 24515), (640, 19612), (1280, 9806), (2560, 4903)]