8424040

素因数分解:

$2^3\times 5^1\times {\mathrm{210601}}^1$

素因数の和:210612

約数の個数: 16

約数和(自身を含む): 18954180

約数和(自身を除く): 10530140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 210601, 421202, 842404, 1053005, 1684808, 2106010, 4212020, 8424040]

約数ペア:

[(1, 8424040), (2, 4212020), (4, 2106010), (5, 1684808), (8, 1053005), (10, 842404), (20, 421202), (40, 210601)]