12616960

素因数分解:

$2^8\times 5^1\times {\mathrm{9857}}^1$

素因数の和:9878

約数の個数: 36

約数和(自身を含む): 30224628

約数和(自身を除く): 17607668

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 9857, 19714, 39428, 49285, 78856, 98570, 157712, 197140, 315424, 394280, 630848, 788560, 1261696, 1577120, 2523392, 3154240, 6308480, 12616960]

約数ペア:

[(1, 12616960), (2, 6308480), (4, 3154240), (5, 2523392), (8, 1577120), (10, 1261696), (16, 788560), (20, 630848), (32, 394280), (40, 315424), (64, 197140), (80, 157712), (128, 98570), (160, 78856), (256, 49285), (320, 39428), (640, 19714), (1280, 9857)]