853480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1123}}^1$

素因数の和:1153

約数の個数: 32

約数和(自身を含む): 2023200

約数和(自身を除く): 1169720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1123, 2246, 4492, 5615, 8984, 11230, 21337, 22460, 42674, 44920, 85348, 106685, 170696, 213370, 426740, 853480]

約数ペア:

[(1, 853480), (2, 426740), (4, 213370), (5, 170696), (8, 106685), (10, 85348), (19, 44920), (20, 42674), (38, 22460), (40, 21337), (76, 11230), (95, 8984), (152, 5615), (190, 4492), (380, 2246), (760, 1123)]