261729230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{19373}}^1$

素因数の和:19580

約数の個数: 32

約数和(自身を含む): 541232064

約数和(自身を除く): 279502834

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 193, 386, 965, 1351, 1930, 2702, 6755, 13510, 19373, 38746, 96865, 135611, 193730, 271222, 678055, 1356110, 3738989, 7477978, 18694945, 26172923, 37389890, 52345846, 130864615, 261729230]

約数ペア:

[(1, 261729230), (2, 130864615), (5, 52345846), (7, 37389890), (10, 26172923), (14, 18694945), (35, 7477978), (70, 3738989), (193, 1356110), (386, 678055), (965, 271222), (1351, 193730), (1930, 135611), (2702, 96865), (6755, 38746), (13510, 19373)]