56909860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{406499}}^1$

素因数の和:406515

約数の個数: 24

約数和(自身を含む): 136584000

約数和(自身を除く): 79674140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 406499, 812998, 1625996, 2032495, 2845493, 4064990, 5690986, 8129980, 11381972, 14227465, 28454930, 56909860]

約数ペア:

[(1, 56909860), (2, 28454930), (4, 14227465), (5, 11381972), (7, 8129980), (10, 5690986), (14, 4064990), (20, 2845493), (28, 2032495), (35, 1625996), (70, 812998), (140, 406499)]