2690659820

素因数分解:

$2^2\times 5^1\times {\mathrm{32363}}^1\times {\mathrm{4157}}^1$

素因数の和:36529

約数の個数: 24

約数和(自身を含む): 5651919504

約数和(自身を除く): 2961259684

約数列:

[1, 2, 4, 5, 10, 20, 4157, 8314, 16628, 20785, 32363, 41570, 64726, 83140, 129452, 161815, 323630, 647260, 134532991, 269065982, 538131964, 672664955, 1345329910, 2690659820]

約数ペア:

[(1, 2690659820), (2, 1345329910), (4, 672664955), (5, 538131964), (10, 269065982), (20, 134532991), (4157, 647260), (8314, 323630), (16628, 161815), (20785, 129452), (32363, 83140), (41570, 64726)]