7661648260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{197567}}^1$

素因数の和:197860

約数の個数: 48

約数和(自身を含む): 18454431744

約数和(自身を除く): 10792783484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 277, 554, 1108, 1385, 1939, 2770, 3878, 5540, 7756, 9695, 19390, 38780, 197567, 395134, 790268, 987835, 1382969, 1975670, 2765938, 3951340, 5531876, 6914845, 13829690, 27659380, 54726059, 109452118, 218904236, 273630295, 383082413, 547260590, 766164826, 1094521180, 1532329652, 1915412065, 3830824130, 7661648260]

約数ペア:

[(1, 7661648260), (2, 3830824130), (4, 1915412065), (5, 1532329652), (7, 1094521180), (10, 766164826), (14, 547260590), (20, 383082413), (28, 273630295), (35, 218904236), (70, 109452118), (140, 54726059), (277, 27659380), (554, 13829690), (1108, 6914845), (1385, 5531876), (1939, 3951340), (2770, 2765938), (3878, 1975670), (5540, 1382969), (7756, 987835), (9695, 790268), (19390, 395134), (38780, 197567)]