2045821090

素因数分解:

$2^1\times 5^1\times {\mathrm{15289}}^1\times {\mathrm{13381}}^1$

素因数の和:28677

約数の個数: 16

約数和(自身を含む): 3682994040

約数和(自身を除く): 1637172950

約数列:

[1, 2, 5, 10, 13381, 15289, 26762, 30578, 66905, 76445, 133810, 152890, 204582109, 409164218, 1022910545, 2045821090]

約数ペア:

[(1, 2045821090), (2, 1022910545), (5, 409164218), (10, 204582109), (13381, 152890), (15289, 133810), (26762, 76445), (30578, 66905)]