57282760

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{4127}}^1$

素因数の和:4485

約数の個数: 32

約数和(自身を含む): 129288960

約数和(自身を除く): 72006200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 4127, 6940, 8254, 13880, 16508, 20635, 33016, 41270, 82540, 165080, 1432069, 2864138, 5728276, 7160345, 11456552, 14320690, 28641380, 57282760]

約数ペア:

[(1, 57282760), (2, 28641380), (4, 14320690), (5, 11456552), (8, 7160345), (10, 5728276), (20, 2864138), (40, 1432069), (347, 165080), (694, 82540), (1388, 41270), (1735, 33016), (2776, 20635), (3470, 16508), (4127, 13880), (6940, 8254)]