1261509290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{19381}}^1$

素因数の和:19694

約数の個数: 32

約数和(自身を含む): 2377938816

約数和(自身を除く): 1116429526

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 283, 566, 1415, 2830, 6509, 13018, 19381, 32545, 38762, 65090, 96905, 193810, 445763, 891526, 2228815, 4457630, 5484823, 10969646, 27424115, 54848230, 126150929, 252301858, 630754645, 1261509290]

約数ペア:

[(1, 1261509290), (2, 630754645), (5, 252301858), (10, 126150929), (23, 54848230), (46, 27424115), (115, 10969646), (230, 5484823), (283, 4457630), (566, 2228815), (1415, 891526), (2830, 445763), (6509, 193810), (13018, 96905), (19381, 65090), (32545, 38762)]