2162980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1303}}^1$

素因数の和:1395

約数の個数: 24

約数和(自身を含む): 4600512

約数和(自身を除く): 2437532

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1303, 1660, 2606, 5212, 6515, 13030, 26060, 108149, 216298, 432596, 540745, 1081490, 2162980]

約数ペア:

[(1, 2162980), (2, 1081490), (4, 540745), (5, 432596), (10, 216298), (20, 108149), (83, 26060), (166, 13030), (332, 6515), (415, 5212), (830, 2606), (1303, 1660)]