27826540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{198761}}^1$

素因数の和:198777

約数の個数: 24

約数和(自身を含む): 66784032

約数和(自身を除く): 38957492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 198761, 397522, 795044, 993805, 1391327, 1987610, 2782654, 3975220, 5565308, 6956635, 13913270, 27826540]

約数ペア:

[(1, 27826540), (2, 13913270), (4, 6956635), (5, 5565308), (7, 3975220), (10, 2782654), (14, 1987610), (20, 1391327), (28, 993805), (35, 795044), (70, 397522), (140, 198761)]