127609880

素因数分解:

$2^3\times 5^1\times {\mathrm{3190247}}^1$

素因数の和:3190258

約数の個数: 16

約数和(自身を含む): 287122320

約数和(自身を除く): 159512440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3190247, 6380494, 12760988, 15951235, 25521976, 31902470, 63804940, 127609880]

約数ペア:

[(1, 127609880), (2, 63804940), (4, 31902470), (5, 25521976), (8, 15951235), (10, 12760988), (20, 6380494), (40, 3190247)]