28609870

素因数分解:

$2^1\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{1787}}^1$

素因数の和:3395

約数の個数: 16

約数和(自身を含む): 51558768

約数和(自身を除く): 22948898

約数列:

[1, 2, 5, 10, 1601, 1787, 3202, 3574, 8005, 8935, 16010, 17870, 2860987, 5721974, 14304935, 28609870]

約数ペア:

[(1, 28609870), (2, 14304935), (5, 5721974), (10, 2860987), (1601, 17870), (1787, 16010), (3202, 8935), (3574, 8005)]