28247690

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{10501}}^1$

素因数の和:10777

約数の個数: 16

約数和(自身を含む): 51039720

約数和(自身を除く): 22792030

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 10501, 21002, 52505, 105010, 2824769, 5649538, 14123845, 28247690]

約数ペア:

[(1, 28247690), (2, 14123845), (5, 5649538), (10, 2824769), (269, 105010), (538, 52505), (1345, 21002), (2690, 10501)]