680020706

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{540557}}^1$

素因数の和:540613

約数の個数: 16

約数和(自身を含む): 1109225016

約数和(自身を除く): 429204310

約数列:

[1, 2, 17, 34, 37, 74, 629, 1258, 540557, 1081114, 9189469, 18378938, 20000609, 40001218, 340010353, 680020706]

約数ペア:

[(1, 680020706), (2, 340010353), (17, 40001218), (34, 20000609), (37, 18378938), (74, 9189469), (629, 1081114), (1258, 540557)]