28272010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{16729}}^1$

素因数の和:16762

約数の個数: 24

約数和(自身を含む): 55108620

約数和(自身を除く): 26836610

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 16729, 33458, 83645, 167290, 217477, 434954, 1087385, 2174770, 2827201, 5654402, 14136005, 28272010]

約数ペア:

[(1, 28272010), (2, 14136005), (5, 5654402), (10, 2827201), (13, 2174770), (26, 1087385), (65, 434954), (130, 217477), (169, 167290), (338, 83645), (845, 33458), (1690, 16729)]