207675880

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{77491}}^1$

素因数の和:77569

約数の個数: 32

約数和(自身を含む): 474251040

約数和(自身を除く): 266575160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 77491, 154982, 309964, 387455, 619928, 774910, 1549820, 3099640, 5191897, 10383794, 20767588, 25959485, 41535176, 51918970, 103837940, 207675880]

約数ペア:

[(1, 207675880), (2, 103837940), (4, 51918970), (5, 41535176), (8, 25959485), (10, 20767588), (20, 10383794), (40, 5191897), (67, 3099640), (134, 1549820), (268, 774910), (335, 619928), (536, 387455), (670, 309964), (1340, 154982), (2680, 77491)]