2079072280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1267727}}^1$

素因数の和:1267779

約数の個数: 32

約数和(自身を含む): 4792011840

約数和(自身を除く): 2712939560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1267727, 2535454, 5070908, 6338635, 10141816, 12677270, 25354540, 50709080, 51976807, 103953614, 207907228, 259884035, 415814456, 519768070, 1039536140, 2079072280]

約数ペア:

[(1, 2079072280), (2, 1039536140), (4, 519768070), (5, 415814456), (8, 259884035), (10, 207907228), (20, 103953614), (40, 51976807), (41, 50709080), (82, 25354540), (164, 12677270), (205, 10141816), (328, 6338635), (410, 5070908), (820, 2535454), (1640, 1267727)]