201118780

素因数分解:

$2^2\times 5^1\times {\mathrm{2287}}^1\times {\mathrm{4397}}^1$

素因数の和:6693

約数の個数: 24

約数和(自身を含む): 422630208

約数和(自身を除く): 221511428

約数列:

[1, 2, 4, 5, 10, 20, 2287, 4397, 4574, 8794, 9148, 11435, 17588, 21985, 22870, 43970, 45740, 87940, 10055939, 20111878, 40223756, 50279695, 100559390, 201118780]

約数ペア:

[(1, 201118780), (2, 100559390), (4, 50279695), (5, 40223756), (10, 20111878), (20, 10055939), (2287, 87940), (4397, 45740), (4574, 43970), (8794, 22870), (9148, 21985), (11435, 17588)]