27031660

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2089}}^1$

素因数の和:2745

約数の個数: 24

約数和(自身を含む): 56881440

約数和(自身を除く): 29849780

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2089, 2588, 3235, 4178, 6470, 8356, 10445, 12940, 20890, 41780, 1351583, 2703166, 5406332, 6757915, 13515830, 27031660]

約数ペア:

[(1, 27031660), (2, 13515830), (4, 6757915), (5, 5406332), (10, 2703166), (20, 1351583), (647, 41780), (1294, 20890), (2089, 12940), (2588, 10445), (3235, 8356), (4178, 6470)]