13395920

素因数分解:

$2^4\times 5^1\times {\mathrm{167449}}^1$

素因数の和:167462

約数の個数: 20

約数和(自身を含む): 31145700

約数和(自身を除く): 17749780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167449, 334898, 669796, 837245, 1339592, 1674490, 2679184, 3348980, 6697960, 13395920]

約数ペア:

[(1, 13395920), (2, 6697960), (4, 3348980), (5, 2679184), (8, 1674490), (10, 1339592), (16, 837245), (20, 669796), (40, 334898), (80, 167449)]