340901876

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{640793}}^1$

素因数の和:640823

約数の個数: 24

約数和(自身を含む): 717689280

約数和(自身を除く): 376787404

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 640793, 1281586, 2563172, 4485551, 8971102, 12175067, 17942204, 24350134, 48700268, 85225469, 170450938, 340901876]

約数ペア:

[(1, 340901876), (2, 170450938), (4, 85225469), (7, 48700268), (14, 24350134), (19, 17942204), (28, 12175067), (38, 8971102), (76, 4485551), (133, 2563172), (266, 1281586), (532, 640793)]