20147433080

素因数分解:

$2^3\times 5^1\times {\mathrm{809}}^1\times {\mathrm{622603}}^1$

素因数の和:623423

約数の個数: 32

約数和(自身を含む): 45387831600

約数和(自身を除く): 25240398520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 809, 1618, 3236, 4045, 6472, 8090, 16180, 32360, 622603, 1245206, 2490412, 3113015, 4980824, 6226030, 12452060, 24904120, 503685827, 1007371654, 2014743308, 2518429135, 4029486616, 5036858270, 10073716540, 20147433080]

約数ペア:

[(1, 20147433080), (2, 10073716540), (4, 5036858270), (5, 4029486616), (8, 2518429135), (10, 2014743308), (20, 1007371654), (40, 503685827), (809, 24904120), (1618, 12452060), (3236, 6226030), (4045, 4980824), (6472, 3113015), (8090, 2490412), (16180, 1245206), (32360, 622603)]