28860130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17077}}^1$

素因数の和:17110

約数の個数: 24

約数和(自身を含む): 56254932

約数和(自身を除く): 27394802

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 17077, 34154, 85385, 170770, 222001, 444002, 1110005, 2220010, 2886013, 5772026, 14430065, 28860130]

約数ペア:

[(1, 28860130), (2, 14430065), (5, 5772026), (10, 2886013), (13, 2220010), (26, 1110005), (65, 444002), (130, 222001), (169, 170770), (338, 85385), (845, 34154), (1690, 17077)]