7882361860

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1097}}^1\times {\mathrm{1297}}^1$

素因数の和:2680

約数の個数: 48

約数和(自身を含む): 16640681904

約数和(自身を除く): 8758320044

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1097, 1108, 1297, 1385, 2194, 2594, 2770, 4388, 5188, 5485, 5540, 6485, 10970, 12970, 21940, 25940, 303869, 359269, 607738, 718538, 1215476, 1422809, 1437076, 1519345, 1796345, 2845618, 3038690, 3592690, 5691236, 6077380, 7114045, 7185380, 14228090, 28456180, 394118093, 788236186, 1576472372, 1970590465, 3941180930, 7882361860]

約数ペア:

[(1, 7882361860), (2, 3941180930), (4, 1970590465), (5, 1576472372), (10, 788236186), (20, 394118093), (277, 28456180), (554, 14228090), (1097, 7185380), (1108, 7114045), (1297, 6077380), (1385, 5691236), (2194, 3592690), (2594, 3038690), (2770, 2845618), (4388, 1796345), (5188, 1519345), (5485, 1437076), (5540, 1422809), (6485, 1215476), (10970, 718538), (12970, 607738), (21940, 359269), (25940, 303869)]