2080473020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{65963}}^1$

素因数の和:66074

約数の個数: 48

約数和(自身を含む): 4654419840

約数和(自身を除く): 2573946820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 332, 380, 415, 830, 1577, 1660, 3154, 6308, 7885, 15770, 31540, 65963, 131926, 263852, 329815, 659630, 1253297, 1319260, 2506594, 5013188, 5474929, 6266485, 10949858, 12532970, 21899716, 25065940, 27374645, 54749290, 104023651, 109498580, 208047302, 416094604, 520118255, 1040236510, 2080473020]

約数ペア:

[(1, 2080473020), (2, 1040236510), (4, 520118255), (5, 416094604), (10, 208047302), (19, 109498580), (20, 104023651), (38, 54749290), (76, 27374645), (83, 25065940), (95, 21899716), (166, 12532970), (190, 10949858), (332, 6266485), (380, 5474929), (415, 5013188), (830, 2506594), (1577, 1319260), (1660, 1253297), (3154, 659630), (6308, 329815), (7885, 263852), (15770, 131926), (31540, 65963)]