320054770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{1597}}^1$

素因数の和:2027

約数の個数: 48

約数和(自身を含む): 672214680

約数和(自身を除く): 352159910

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 409, 490, 818, 1597, 2045, 2863, 3194, 4090, 5726, 7985, 11179, 14315, 15970, 20041, 22358, 28630, 40082, 55895, 78253, 100205, 111790, 156506, 200410, 391265, 653173, 782530, 1306346, 3265865, 4572211, 6531730, 9144422, 22861055, 32005477, 45722110, 64010954, 160027385, 320054770]

約数ペア:

[(1, 320054770), (2, 160027385), (5, 64010954), (7, 45722110), (10, 32005477), (14, 22861055), (35, 9144422), (49, 6531730), (70, 4572211), (98, 3265865), (245, 1306346), (409, 782530), (490, 653173), (818, 391265), (1597, 200410), (2045, 156506), (2863, 111790), (3194, 100205), (4090, 78253), (5726, 55895), (7985, 40082), (11179, 28630), (14315, 22358), (15970, 20041)]