2875990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22123}}^1$

素因数の和:22143

約数の個数: 16

約数和(自身を含む): 5575248

約数和(自身を除く): 2699258

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 22123, 44246, 110615, 221230, 287599, 575198, 1437995, 2875990]

約数ペア:

[(1, 2875990), (2, 1437995), (5, 575198), (10, 287599), (13, 221230), (26, 110615), (65, 44246), (130, 22123)]