12731840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3617}}^1$

素因数の和:3645

約数の個数: 56

約数和(自身を含む): 33082992

約数和(自身を除く): 20351152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 3617, 7234, 14468, 18085, 28936, 36170, 39787, 57872, 72340, 79574, 115744, 144680, 159148, 198935, 231488, 289360, 318296, 397870, 578720, 636592, 795740, 1157440, 1273184, 1591480, 2546368, 3182960, 6365920, 12731840]

約数ペア:

[(1, 12731840), (2, 6365920), (4, 3182960), (5, 2546368), (8, 1591480), (10, 1273184), (11, 1157440), (16, 795740), (20, 636592), (22, 578720), (32, 397870), (40, 318296), (44, 289360), (55, 231488), (64, 198935), (80, 159148), (88, 144680), (110, 115744), (160, 79574), (176, 72340), (220, 57872), (320, 39787), (352, 36170), (440, 28936), (704, 18085), (880, 14468), (1760, 7234), (3520, 3617)]