248049380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{729557}}^1$

素因数の和:729583

約数の個数: 24

約数和(自身を含む): 551545848

約数和(自身を除く): 303496468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 729557, 1459114, 2918228, 3647785, 7295570, 12402469, 14591140, 24804938, 49609876, 62012345, 124024690, 248049380]

約数ペア:

[(1, 248049380), (2, 124024690), (4, 62012345), (5, 49609876), (10, 24804938), (17, 14591140), (20, 12402469), (34, 7295570), (68, 3647785), (85, 2918228), (170, 1459114), (340, 729557)]