8045140

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{929}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 16952040

約数和(自身を除く): 8906900

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 929, 1732, 1858, 2165, 3716, 4330, 4645, 8660, 9290, 18580, 402257, 804514, 1609028, 2011285, 4022570, 8045140]

約数ペア:

[(1, 8045140), (2, 4022570), (4, 2011285), (5, 1609028), (10, 804514), (20, 402257), (433, 18580), (866, 9290), (929, 8660), (1732, 4645), (1858, 4330), (2165, 3716)]