874133980

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{319027}}^1$

素因数の和:319173

約数の個数: 24

約数和(自身を含む): 1849086288

約数和(自身を除く): 974952308

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 319027, 638054, 1276108, 1595135, 3190270, 6380540, 43706699, 87413398, 174826796, 218533495, 437066990, 874133980]

約数ペア:

[(1, 874133980), (2, 437066990), (4, 218533495), (5, 174826796), (10, 87413398), (20, 43706699), (137, 6380540), (274, 3190270), (548, 1595135), (685, 1276108), (1370, 638054), (2740, 319027)]