1291810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:562

約数の個数: 32

約数和(自身を含む): 2640960

約数和(自身を除く): 1349150

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 523, 1046, 1235, 2470, 2615, 5230, 6799, 9937, 13598, 19874, 33995, 49685, 67990, 99370, 129181, 258362, 645905, 1291810]

約数ペア:

[(1, 1291810), (2, 645905), (5, 258362), (10, 129181), (13, 99370), (19, 67990), (26, 49685), (38, 33995), (65, 19874), (95, 13598), (130, 9937), (190, 6799), (247, 5230), (494, 2615), (523, 2470), (1046, 1235)]