205164020

素因数分解:

$2^2\times 5^1\times {\mathrm{2333}}^1\times {\mathrm{4397}}^1$

素因数の和:6739

約数の個数: 24

約数和(自身を含む): 431127144

約数和(自身を除く): 225963124

約数列:

[1, 2, 4, 5, 10, 20, 2333, 4397, 4666, 8794, 9332, 11665, 17588, 21985, 23330, 43970, 46660, 87940, 10258201, 20516402, 41032804, 51291005, 102582010, 205164020]

約数ペア:

[(1, 205164020), (2, 102582010), (4, 51291005), (5, 41032804), (10, 20516402), (20, 10258201), (2333, 87940), (4397, 46660), (4666, 43970), (8794, 23330), (9332, 21985), (11665, 17588)]