2020745

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:352

約数の個数: 16

約数和(自身を含む): 2592000

約数和(自身を除く): 571255

約数列:

[1, 5, 19, 89, 95, 239, 445, 1195, 1691, 4541, 8455, 21271, 22705, 106355, 404149, 2020745]

約数ペア:

[(1, 2020745), (5, 404149), (19, 106355), (89, 22705), (95, 21271), (239, 8455), (445, 4541), (1195, 1691)]