208683820

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{15277}}^1$

素因数の和:15969

約数の個数: 24

約数和(自身を含む): 438906384

約数和(自身を除く): 230222564

約数列:

[1, 2, 4, 5, 10, 20, 683, 1366, 2732, 3415, 6830, 13660, 15277, 30554, 61108, 76385, 152770, 305540, 10434191, 20868382, 41736764, 52170955, 104341910, 208683820]

約数ペア:

[(1, 208683820), (2, 104341910), (4, 52170955), (5, 41736764), (10, 20868382), (20, 10434191), (683, 305540), (1366, 152770), (2732, 76385), (3415, 61108), (6830, 30554), (13660, 15277)]