254405960

素因数分解:

$2^3\times 5^1\times {\mathrm{6360149}}^1$

素因数の和:6360160

約数の個数: 16

約数和(自身を含む): 572413500

約数和(自身を除く): 318007540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6360149, 12720298, 25440596, 31800745, 50881192, 63601490, 127202980, 254405960]

約数ペア:

[(1, 254405960), (2, 127202980), (4, 63601490), (5, 50881192), (8, 31800745), (10, 25440596), (20, 12720298), (40, 6360149)]