12428560

素因数分解:

$2^4\times 5^1\times {\mathrm{337}}^1\times {\mathrm{461}}^1$

素因数の和:811

約数の個数: 40

約数和(自身を含む): 29045016

約数和(自身を除く): 16616456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337, 461, 674, 922, 1348, 1685, 1844, 2305, 2696, 3370, 3688, 4610, 5392, 6740, 7376, 9220, 13480, 18440, 26960, 36880, 155357, 310714, 621428, 776785, 1242856, 1553570, 2485712, 3107140, 6214280, 12428560]

約数ペア:

[(1, 12428560), (2, 6214280), (4, 3107140), (5, 2485712), (8, 1553570), (10, 1242856), (16, 776785), (20, 621428), (40, 310714), (80, 155357), (337, 36880), (461, 26960), (674, 18440), (922, 13480), (1348, 9220), (1685, 7376), (1844, 6740), (2305, 5392), (2696, 4610), (3370, 3688)]