1489658540

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{543671}}^1$

素因数の和:543817

約数の個数: 24

約数和(自身を含む): 3151122912

約数和(自身を除く): 1661464372

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 543671, 1087342, 2174684, 2718355, 5436710, 10873420, 74482927, 148965854, 297931708, 372414635, 744829270, 1489658540]

約数ペア:

[(1, 1489658540), (2, 744829270), (4, 372414635), (5, 297931708), (10, 148965854), (20, 74482927), (137, 10873420), (274, 5436710), (548, 2718355), (685, 2174684), (1370, 1087342), (2740, 543671)]