190055289940

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{72540187}}^1$

素因数の和:72540327

約数の個数: 24

約数和(自身を含む): 402162802272

約数和(自身を除く): 212107512332

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 72540187, 145080374, 290160748, 362700935, 725401870, 1450803740, 9502764497, 19005528994, 38011057988, 47513822485, 95027644970, 190055289940]

約数ペア:

[(1, 190055289940), (2, 95027644970), (4, 47513822485), (5, 38011057988), (10, 19005528994), (20, 9502764497), (131, 1450803740), (262, 725401870), (524, 362700935), (655, 290160748), (1310, 145080374), (2620, 72540187)]