27804460

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1657}}^1$

素因数の和:2505

約数の個数: 24

約数和(自身を含む): 58494240

約数和(自身を除く): 30689780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1657, 1678, 3314, 3356, 4195, 6628, 8285, 8390, 16570, 16780, 33140, 1390223, 2780446, 5560892, 6951115, 13902230, 27804460]

約数ペア:

[(1, 27804460), (2, 13902230), (4, 6951115), (5, 5560892), (10, 2780446), (20, 1390223), (839, 33140), (1657, 16780), (1678, 16570), (3314, 8390), (3356, 8285), (4195, 6628)]