55404860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{395749}}^1$

素因数の和:395765

約数の個数: 24

約数和(自身を含む): 132972000

約数和(自身を除く): 77567140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 395749, 791498, 1582996, 1978745, 2770243, 3957490, 5540486, 7914980, 11080972, 13851215, 27702430, 55404860]

約数ペア:

[(1, 55404860), (2, 27702430), (4, 13851215), (5, 11080972), (7, 7914980), (10, 5540486), (14, 3957490), (20, 2770243), (28, 1978745), (35, 1582996), (70, 791498), (140, 395749)]