3159920

素因数分解:

$2^4\times 5^1\times {\mathrm{39499}}^1$

素因数の和:39512

約数の個数: 20

約数和(自身を含む): 7347000

約数和(自身を除く): 4187080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 39499, 78998, 157996, 197495, 315992, 394990, 631984, 789980, 1579960, 3159920]

約数ペア:

[(1, 3159920), (2, 1579960), (4, 789980), (5, 631984), (8, 394990), (10, 315992), (16, 197495), (20, 157996), (40, 78998), (80, 39499)]