1720240081

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{2269}}^1$

素因数の和:2593

約数の個数: 32

約数和(自身を含む): 2180943360

約数和(自身を除く): 460703279

約数列:

[1, 7, 17, 23, 119, 161, 277, 391, 1939, 2269, 2737, 4709, 6371, 15883, 32963, 38573, 44597, 52187, 108307, 270011, 365309, 628513, 758149, 887179, 4399591, 6210253, 10684721, 14455799, 74793047, 101190593, 245748583, 1720240081]

約数ペア:

[(1, 1720240081), (7, 245748583), (17, 101190593), (23, 74793047), (119, 14455799), (161, 10684721), (277, 6210253), (391, 4399591), (1939, 887179), (2269, 758149), (2737, 628513), (4709, 365309), (6371, 270011), (15883, 108307), (32963, 52187), (38573, 44597)]