17215480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10009}}^1$

素因数の和:10063

約数の個数: 32

約数和(自身を含む): 39639600

約数和(自身を除く): 22424120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 10009, 20018, 40036, 50045, 80072, 100090, 200180, 400360, 430387, 860774, 1721548, 2151935, 3443096, 4303870, 8607740, 17215480]

約数ペア:

[(1, 17215480), (2, 8607740), (4, 4303870), (5, 3443096), (8, 2151935), (10, 1721548), (20, 860774), (40, 430387), (43, 400360), (86, 200180), (172, 100090), (215, 80072), (344, 50045), (430, 40036), (860, 20018), (1720, 10009)]