42491920

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3877}}^1$

素因数の和:4027

約数の個数: 40

約数和(自身を含む): 99540504

約数和(自身を除く): 57048584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2740, 3877, 5480, 7754, 10960, 15508, 19385, 31016, 38770, 62032, 77540, 155080, 310160, 531149, 1062298, 2124596, 2655745, 4249192, 5311490, 8498384, 10622980, 21245960, 42491920]

約数ペア:

[(1, 42491920), (2, 21245960), (4, 10622980), (5, 8498384), (8, 5311490), (10, 4249192), (16, 2655745), (20, 2124596), (40, 1062298), (80, 531149), (137, 310160), (274, 155080), (548, 77540), (685, 62032), (1096, 38770), (1370, 31016), (2192, 19385), (2740, 15508), (3877, 10960), (5480, 7754)]