1138796620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4379987}}^1$

素因数の和:4380009

約数の個数: 24

約数和(自身を含む): 2575432944

約数和(自身を除く): 1436636324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 4379987, 8759974, 17519948, 21899935, 43799870, 56939831, 87599740, 113879662, 227759324, 284699155, 569398310, 1138796620]

約数ペア:

[(1, 1138796620), (2, 569398310), (4, 284699155), (5, 227759324), (10, 113879662), (13, 87599740), (20, 56939831), (26, 43799870), (52, 21899935), (65, 17519948), (130, 8759974), (260, 4379987)]