3980457980

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{246011}}^1$

素因数の和:246829

約数の個数: 24

約数和(自身を含む): 8369328240

約数和(自身を除く): 4388870260

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 3236, 4045, 8090, 16180, 246011, 492022, 984044, 1230055, 2460110, 4920220, 199022899, 398045798, 796091596, 995114495, 1990228990, 3980457980]

約数ペア:

[(1, 3980457980), (2, 1990228990), (4, 995114495), (5, 796091596), (10, 398045798), (20, 199022899), (809, 4920220), (1618, 2460110), (3236, 1230055), (4045, 984044), (8090, 492022), (16180, 246011)]