906900140

素因数分解:

$2^2\times 5^1\times {\mathrm{45345007}}^1$

素因数の和:45345016

約数の個数: 12

約数和(自身を含む): 1904490336

約数和(自身を除く): 997590196

約数列:

[1, 2, 4, 5, 10, 20, 45345007, 90690014, 181380028, 226725035, 453450070, 906900140]

約数ペア:

[(1, 906900140), (2, 453450070), (4, 226725035), (5, 181380028), (10, 90690014), (20, 45345007)]