840187294

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{1117}}^1\times {\mathrm{22123}}^1$

素因数の和:23259

約数の個数: 16

約数和(自身を含む): 1335670128

約数和(自身を除く): 495482834

約数列:

[1, 2, 17, 34, 1117, 2234, 18989, 22123, 37978, 44246, 376091, 752182, 24711391, 49422782, 420093647, 840187294]

約数ペア:

[(1, 840187294), (2, 420093647), (17, 49422782), (34, 24711391), (1117, 752182), (2234, 376091), (18989, 44246), (22123, 37978)]