427564040

素因数分解:

$2^3\times 5^1\times {\mathrm{10689101}}^1$

素因数の和:10689112

約数の個数: 16

約数和(自身を含む): 962019180

約数和(自身を除く): 534455140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 10689101, 21378202, 42756404, 53445505, 85512808, 106891010, 213782020, 427564040]

約数ペア:

[(1, 427564040), (2, 213782020), (4, 106891010), (5, 85512808), (8, 53445505), (10, 42756404), (20, 21378202), (40, 10689101)]