22152080

素因数分解:

$2^4\times 5^1\times {\mathrm{276901}}^1$

素因数の和:276914

約数の個数: 20

約数和(自身を含む): 51503772

約数和(自身を除く): 29351692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 276901, 553802, 1107604, 1384505, 2215208, 2769010, 4430416, 5538020, 11076040, 22152080]

約数ペア:

[(1, 22152080), (2, 11076040), (4, 5538020), (5, 4430416), (8, 2769010), (10, 2215208), (16, 1384505), (20, 1107604), (40, 553802), (80, 276901)]