161769860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1155499}}^1$

素因数の和:1155515

約数の個数: 24

約数和(自身を含む): 388248000

約数和(自身を除く): 226478140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1155499, 2310998, 4621996, 5777495, 8088493, 11554990, 16176986, 23109980, 32353972, 40442465, 80884930, 161769860]

約数ペア:

[(1, 161769860), (2, 80884930), (4, 40442465), (5, 32353972), (7, 23109980), (10, 16176986), (14, 11554990), (20, 8088493), (28, 5777495), (35, 4621996), (70, 2310998), (140, 1155499)]