2008172590

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{312313}}^1$

素因数の和:312963

約数の個数: 16

約数和(自身を含む): 3620343888

約数和(自身を除く): 1612171298

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 312313, 624626, 1561565, 3123130, 200817259, 401634518, 1004086295, 2008172590]

約数ペア:

[(1, 2008172590), (2, 1004086295), (5, 401634518), (10, 200817259), (643, 3123130), (1286, 1561565), (3215, 624626), (6430, 312313)]