2009969185

素因数分解:

$5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1\times {\mathrm{1051}}^1$

素因数の和:1705

約数の個数: 32

約数和(自身を含む): 2791620864

約数和(自身を除く): 781651679

約数列:

[1, 5, 7, 35, 101, 505, 541, 707, 1051, 2705, 3535, 3787, 5255, 7357, 18935, 36785, 54641, 106151, 273205, 382487, 530755, 568591, 743057, 1912435, 2842955, 3715285, 3980137, 19900685, 57427691, 287138455, 401993837, 2009969185]

約数ペア:

[(1, 2009969185), (5, 401993837), (7, 287138455), (35, 57427691), (101, 19900685), (505, 3980137), (541, 3715285), (707, 2842955), (1051, 1912435), (2705, 743057), (3535, 568591), (3787, 530755), (5255, 382487), (7357, 273205), (18935, 106151), (36785, 54641)]