4384420

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{853}}^1$

素因数の和:1119

約数の個数: 24

約数和(自身を含む): 9253944

約数和(自身を除く): 4869524

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 853, 1028, 1285, 1706, 2570, 3412, 4265, 5140, 8530, 17060, 219221, 438442, 876884, 1096105, 2192210, 4384420]

約数ペア:

[(1, 4384420), (2, 2192210), (4, 1096105), (5, 876884), (10, 438442), (20, 219221), (257, 17060), (514, 8530), (853, 5140), (1028, 4265), (1285, 3412), (1706, 2570)]