42651920

素因数分解:

$2^4\times 5^1\times {\mathrm{533149}}^1$

素因数の和:533162

約数の個数: 20

約数和(自身を含む): 99165900

約数和(自身を除く): 56513980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 533149, 1066298, 2132596, 2665745, 4265192, 5331490, 8530384, 10662980, 21325960, 42651920]

約数ペア:

[(1, 42651920), (2, 21325960), (4, 10662980), (5, 8530384), (8, 5331490), (10, 4265192), (16, 2665745), (20, 2132596), (40, 1066298), (80, 533149)]