21760220

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{4793}}^1$

素因数の和:5029

約数の個数: 24

約数和(自身を含む): 45907344

約数和(自身を除く): 24147124

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 4793, 9586, 19172, 23965, 47930, 95860, 1088011, 2176022, 4352044, 5440055, 10880110, 21760220]

約数ペア:

[(1, 21760220), (2, 10880110), (4, 5440055), (5, 4352044), (10, 2176022), (20, 1088011), (227, 95860), (454, 47930), (908, 23965), (1135, 19172), (2270, 9586), (4540, 4793)]