890270

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{701}}^1$

素因数の和:835

約数の個数: 16

約数和(自身を含む): 1617408

約数和(自身を除く): 727138

約数列:

[1, 2, 5, 10, 127, 254, 635, 701, 1270, 1402, 3505, 7010, 89027, 178054, 445135, 890270]

約数ペア:

[(1, 890270), (2, 445135), (5, 178054), (10, 89027), (127, 7010), (254, 3505), (635, 1402), (701, 1270)]