1230997.00000000

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{28579}}^1$

素因数の和:28725

約数の個数: 24

約数和(自身を含む): 165649680

約数和(自身を除く): 87343220

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 28579, 57158, 114316, 142895, 285790, 571580, 3915323, 7830646, 15661292, 19576615, 39153230, 78306460]

約数ペア:

[(1, 78306460), (2, 39153230), (4, 19576615), (5, 15661292), (10, 7830646), (20, 3915323), (137, 571580), (274, 285790), (548, 142895), (685, 114316), (1370, 57158), (2740, 28579)]