27121780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193727}}^1$

素因数の和:193743

約数の個数: 24

約数和(自身を含む): 65092608

約数和(自身を除く): 37970828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193727, 387454, 774908, 968635, 1356089, 1937270, 2712178, 3874540, 5424356, 6780445, 13560890, 27121780]

約数ペア:

[(1, 27121780), (2, 13560890), (4, 6780445), (5, 5424356), (7, 3874540), (10, 2712178), (14, 1937270), (20, 1356089), (28, 968635), (35, 774908), (70, 387454), (140, 193727)]