2760290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1249}}^1$

素因数の和:1286

約数の個数: 32

約数和(自身を含む): 5670000

約数和(自身を除く): 2909710

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 1249, 2210, 2498, 6245, 12490, 16237, 21233, 32474, 42466, 81185, 106165, 162370, 212330, 276029, 552058, 1380145, 2760290]

約数ペア:

[(1, 2760290), (2, 1380145), (5, 552058), (10, 276029), (13, 212330), (17, 162370), (26, 106165), (34, 81185), (65, 42466), (85, 32474), (130, 21233), (170, 16237), (221, 12490), (442, 6245), (1105, 2498), (1249, 2210)]