15371920

素因数分解:

$2^4\times 5^1\times {\mathrm{192149}}^1$

素因数の和:192162

約数の個数: 20

約数和(自身を含む): 35739900

約数和(自身を除く): 20367980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 192149, 384298, 768596, 960745, 1537192, 1921490, 3074384, 3842980, 7685960, 15371920]

約数ペア:

[(1, 15371920), (2, 7685960), (4, 3842980), (5, 3074384), (8, 1921490), (10, 1537192), (16, 960745), (20, 768596), (40, 384298), (80, 192149)]