28449770

素因数分解:

$2^1\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{1777}}^1$

素因数の和:3385

約数の個数: 16

約数和(自身を含む): 51270408

約数和(自身を除く): 22820638

約数列:

[1, 2, 5, 10, 1601, 1777, 3202, 3554, 8005, 8885, 16010, 17770, 2844977, 5689954, 14224885, 28449770]

約数ペア:

[(1, 28449770), (2, 14224885), (5, 5689954), (10, 2844977), (1601, 17770), (1777, 16010), (3202, 8885), (3554, 8005)]