82427980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{37811}}^1$

素因数の和:37929

約数の個数: 24

約数和(自身を含む): 174691440

約数和(自身を除く): 92263460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 37811, 75622, 151244, 189055, 378110, 756220, 4121399, 8242798, 16485596, 20606995, 41213990, 82427980]

約数ペア:

[(1, 82427980), (2, 41213990), (4, 20606995), (5, 16485596), (10, 8242798), (20, 4121399), (109, 756220), (218, 378110), (436, 189055), (545, 151244), (1090, 75622), (2180, 37811)]