26598460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{189989}}^1$

素因数の和:190005

約数の個数: 24

約数和(自身を含む): 63836640

約数和(自身を除く): 37238180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 189989, 379978, 759956, 949945, 1329923, 1899890, 2659846, 3799780, 5319692, 6649615, 13299230, 26598460]

約数ペア:

[(1, 26598460), (2, 13299230), (4, 6649615), (5, 5319692), (7, 3799780), (10, 2659846), (14, 1899890), (20, 1329923), (28, 949945), (35, 759956), (70, 379978), (140, 189989)]